{"title":"Thread Gauges - UNEF","description":null,"products":[{"product_id":"jbo-511537","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - No. 12 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - No. 12 x 32 is a precision inspection tool designed to verify threaded holes meet UNEF right-hand thread standards. With its go\/no-go design, it delivers fast, unambiguous pass\/fail checks, helping manufacturers, automotive shops, and aerospace maintenance teams ensure every hole will accept the correct fastener and perform reliably in service.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go Quick Conformance Check\u003c\/b\u003e: The dual-ended design provides immediate pass\/fail feedback for UNEF right-hand threads, helping you speed up quality checks and reduce rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF Right-Hand, 2B Toleranced Design\u003c\/b\u003e: Precisely machined ends ensure consistent hole verification against Unified thread standards, delivering reliable results across operators and shifts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, User-Friendly Construction\u003c\/b\u003e: Hardened, corrosion-resistant body with a knurled grip and robust thread ends stands up to daily shop use and repeated measurements without slipping.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this JBO gauge streamlines threaded-hole inspection, minimizes guesswork, and supports smoother assembly workflows. By providing clear go\/no-go results, it helps you catch mismatches before parts move to assembly, reducing downtime and returns while improving overall quality and confidence in every threaded connection.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916231758,"sku":"JBO-511537","price":81.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_b19c7900-81f2-4414-ac3f-f948f28a3f81.png?v=1739873452"},{"product_id":"jbo-511550","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1\/4 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Plug Gauge – UNEF Go-No\/Go, Right Hand, 2B, 1\/4 x 32 is a precision inspection tool designed to verify threaded holes against the UNEF standard. It is essential for manufacturers, automotive shops, and aerospace suppliers who need quick, reliable checks of hole threads to ensure proper fit and function.\n\u003c\/p\u003e\n\u003cp\u003e\nWith its go\/no-go design and right-hand thread specification, this gauge lets operators quickly distinguish conforming from non-conforming threads, helping control quality and reduce rework in high-demand production environments.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFast go\/no-go checks\u003c\/b\u003e: Quickly determine whether a hole meets UNEF 1\/4 x 32 right-hand specifications, shortening inspection time and speeding throughput.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 1\/4 x 32, 2B tolerance\u003c\/b\u003e: Matches the exact thread form and class, delivering repeatable accept\/reject criteria for consistent part quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, user-friendly construction\u003c\/b\u003e: Built for daily shop use with a comfortable, secure grip and robust ends for long life and easy handling—even with gloves.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps you verify threads accurately during assembly and maintenance, reduces guesswork, and ensures parts will thread smoothly with the intended fasteners. It supports faster inspection cycles, improves first-pass acceptance, and contributes to reliable performance across serial production, repair, and overhaul workflows.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916264526,"sku":"JBO-511550","price":81.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_00fd88a0-c2f3-4670-8ff9-5ad8e727512e.png?v=1739873413"},{"product_id":"jbo-511560","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 5\/16 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go right-hand plug gauge sized for 5\/16 x 32 threads. Specifically designed for quick, reliable inspections of threaded holes, it’s a practical choice for manufacturing, automotive, and aerospace environments where precise thread validation matters.\n\u003c\/p\u003e\n\u003cp\u003e\nThis gauge uses a straightforward Go\/No-Go design to instantly indicate whether a thread hole meets the Unified standard. It helps inspectors and technicians confirm proper fitment without trial assemblies, speeding up quality checks and reducing rework.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go design for fast conformance checks\u003c\/b\u003e: quickly distinguish compliant from non‑conforming threads, keeping inspections efficient and accurate.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRight Hand, 2B, 5\/16 x 32 UNEF specification\u003c\/b\u003e: precise, standards-based gauging at the exact size and orientation needed to verify internal threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable knurled construction with reliable ends\u003c\/b\u003e: robust, non-slip handling and long-lasting performance in daily shop use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWhether you’re performing incoming inspections, in-process quality control, or routine maintenance, the JBO Thread Plug Gauge helps you deliver consistent results, save time, and maintain confidence in thread integrity across your production workflow.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916297294,"sku":"JBO-511560","price":84.22,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_d332007c-47f2-45b8-b61a-044c9b2c2d0b.png?v=1739873434"},{"product_id":"jbo-511558","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 3\/8 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go tool used to verify internal threads in holes. Sized for right-hand 3\/8 x 32 threads with a 2B class, its precise go\/no-go design lets inspectors quickly determine whether threads meet Unified thread standards in manufacturing, automotive, and aerospace environments.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go validation for fast conformance\u003c\/b\u003e: Quickly determine if a threaded hole passes or fails the required UNEF 3\/8 x 32 2B specification, helping you make immediate pass\/fail decisions and keep production moving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExact UNEF 3\/8 x 32, 2B class\u003c\/b\u003e: Precisely sized for the common internal thread standard, ensuring consistent measurements and reliable acceptance criteria across batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged construction with textured grip\u003c\/b\u003e: Built to withstand daily workshop use, with a secure grip for precise alignment and repeatable inspections in busy environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith the JBO Thread Plug Gauge in your toolbox, you’ll streamline thread inspection, reduce rework, and ensure components fit correctly on first try. Its exact 3\/8 x 32 UNEF right-hand threads and 2B tolerance provide dependable verification for critical assemblies, making it a trusted choice for teams that demand consistent results.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916330062,"sku":"JBO-511558","price":86.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_6c216203-08b1-4a88-a001-dec6e685683b.png?v=1739873431"},{"product_id":"jbo-511565","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 7\/16 x 2","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision go\/no-go tool crafted to verify internal threads against Unified standards. It’s ideal for manufacturers, automotive shops, aerospace labs, and maintenance teams that need quick, reliable checks of threaded holes to ensure proper fit and performance.\n\u003c\/p\u003e \u003cp\u003e\nWith a compact, two-ended design, this gauge delivers a clear pass\/fail result in a single instrument, helping inspectors make fast, confident decisions without guesswork.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go end pair\u003c\/b\u003e: One end checks that a thread can be engaged (Go) while the other end confirms it cannot (No-Go), enabling rapid, unambiguous acceptance or rejection in a single measurement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF Right-Hand 7\/16 x 2, 2B fit\u003c\/b\u003e: Precisely sized for UNEF right-hand threads at 7\/16 x 2 with a consistent 2B fit, delivering repeatable results across parts and production runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, easy-to-handle construction\u003c\/b\u003e: Robust gauge body with a textured knurl and reliable finish, providing secure grip and long service life in busy shop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis plug gauge helps you streamline quality control, reduce inspection time, and minimize rework by delivering dependable thread verification. Use it to standardize checks across teams, accelerate assembly planning, and ensure that every part meets the required UNEF threading specifications for reliable, repeatable performance.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916362830,"sku":"JBO-511565","price":89.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_be5f01f2-19f6-4de6-a1ca-ca69c0f70c8e.png?v=1739873441"},{"product_id":"jbo-511548","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1\/2 x 28","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision internal-thread gauge built for fast, reliable hole inspections. Sized for UNEF 1\/2 x 28 threads and 2B tolerance, this Go-No-Go gauge helps technicians quickly verify that threaded holes meet specification without guesswork, making setup and quality control more efficient.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFast Go\/No-Go verification\u003c\/b\u003e: Two ends deliver instant acceptance or rejection for each hole, dramatically reducing inspection time and minimizing rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 1\/2 x 28 right-hand, 2B tolerance\u003c\/b\u003e: Specifically matched to the internal thread size and tolerance class you specify, ensuring consistent, repeatable checks across lots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, ergonomic construction\u003c\/b\u003e: Knurled grip and robust ends provide secure handling in busy shops, while clean threading ensures smooth insertion into holes for accurate readings.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nWith the JBO Thread Plug Gauge, your team gains faster setup, fewer threading errors, and more reliable assembly across parts and programs. Its straightforward go\/no-go feedback helps operators quickly decide on next steps, improving workflow, reducing downtime, and delivering consistent results in quality control processes.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916395598,"sku":"JBO-511548","price":90.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_c29b7e3c-04f7-4258-95c5-976bb3bc2742.png?v=1739873409"},{"product_id":"jbo-511569","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 9\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision tool designed to quickly verify UNEF right-hand threaded holes at size 9\/16 x 24 with a 2B class. It’s ideal for manufacturers, machinists, quality inspectors, and maintenance teams across automotive, aerospace, and general engineering applications. The Go-No\/Go design provides a fast, clear indication of whether a hole is within spec, helping ensure proper fastener fit and reliable performance in assemblies.\n\u003c\/p\u003e \u003cp\u003e\nIt features a dual-ended design that clearly differentiates Go and No-Go checks, so you can test both the minimum and maximum limits with a single, compact instrument. The tool’s precision machining ensures consistent readings, while the knurled body offers a secure, comfortable grip for repeated use in busy work cycles.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go Quick Verification\u003c\/b\u003e: The Go end confirms acceptance when the hole is within tolerance, and the No-Go end flags non-conforming threads, enabling rapid pass\/fail decisions and reducing inspection time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDual-Ended UNEF 9\/16 x 24 Right-Hand Testing\u003c\/b\u003e: Specifically engineered for UNEF threads in the 9\/16 x 24 size with right-hand orientation, this gauge streamlines conformity checks to 2B class standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, Ergonomic Construction\u003c\/b\u003e: Knurled body and robust construction provide slip-free handling, long service life, and reliable performance in demanding shop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps you accelerate quality control, minimize rework, and maintain consistent thread integrity across parts and assemblies. With clear Go\/No-Go feedback, you’ll improve fixture readiness, speed up assembly workflows, and deliver reliable results to customers and internal stakeholders alike.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916428366,"sku":"JBO-511569","price":94.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_d277a5c9-9a59-4610-886e-9ff14d3eaa5f.png?v=1739873448"},{"product_id":"jbo-511562","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 5\/8 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool designed to verify UNEF threads in holes and threaded components. With a 5\/8 x 24 UNEF specification and a 2B tolerance, this go-no-go gauge is built for reliable performance in manufacturing, automotive, and aerospace environments. Its ergonomic, two-ended design makes it ideal for busy shops where quick, repeatable checks are essential.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go design for fast pass\/fail checks\u003c\/b\u003e: Quickly determine if a hole meets the 5\/8 x 24 UNEF spec, reducing inspection time and the risk of misfits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTwo-end go\/no-go testing\u003c\/b\u003e: One end tests the go limit and the other the no-go limit, delivering clear, unambiguous results for consistent quality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, durable construction for reliable use\u003c\/b\u003e: Knurled metal body with a secure grip stands up to daily workshop use while preserving measurement accuracy.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the gauge promotes tighter quality control, faster approvals on part clearance, and dependable inspections that help prevent assembly delays. It supports repeatable results across jobs, giving your team confidence that threaded holes will meet specifications before components are fitted.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916559438,"sku":"JBO-511562","price":97.93,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_e9d82081-a7ca-4f11-bf63-484531720955.png?v=1739873438"},{"product_id":"jbo-511552","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 11\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool designed to verify UNEF threaded holes quickly and reliably. Sized for a right-hand, 2B class thread at 11\/16 x 24, this gauge uses a go\/no-go design to confirm whether a hole meets Unified thread standards, helping you ensure proper fit and function in critical assemblies.\n\u003c\/p\u003e \u003cp\u003e\nDesigned for engineers, machinists, quality inspectors, and shop technicians, this gauge streamlines threaded-hole inspection across manufacturing, automotive, and aerospace environments. Its simple, repeatable checks reduce guesswork and speed up quality control without compromising accuracy.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick-check\u003c\/b\u003e: Delivers fast, unambiguous acceptance testing for each hole, so you can decide at a glance whether a thread conforms or needs rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecisely sized UNEF 2B 11\/16 x 24 right-hand thread\u003c\/b\u003e: Ensures accurate, reliable checks against the exact thread class and size required for proper engagement and fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, durable construction\u003c\/b\u003e: Knurled grip and robust materials provide secure handling and long service life in busy workshop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis plug gauge helps you improve workflow, reduce downtime, and achieve consistent results across teams and shifts, giving you confidence in every threaded- hole measurement.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916592206,"sku":"JBO-511552","price":101.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_15eaaf99-8135-478d-a41f-67a97f905d66.png?v=1739873416"},{"product_id":"jbo-511556","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 3\/4 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge – UNEF Go-No\/Go, Right Hand, 2B, 3\/4 x 20 is a precision tool designed to quickly verify UNEF threaded holes with the exact right-hand 3\/4 x 20 threads. It’s a practical choice for manufacturers, automotive shops, and aerospace maintenance teams that rely on fast, reliable thread checks to keep production moving.\n\u003c\/p\u003e \u003cp\u003e\nWith its go\/no-go design, you can instantly determine whether a hole meets spec, reducing inspection time and preventing misfits in critical assemblies. This gauge supports consistent thread quality across production, assembly, and repair tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go conformance at a glance\u003c\/b\u003e: Instantly confirms whether a hole accepts the 3\/4 x 20 UNEF thread, speeding inspections and reducing guesswork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2B-grade UNEF 3\/4 x 20, right-hand sizing\u003c\/b\u003e: Engineered to exact UNEF dimensions with right-hand threading, delivering reliable go and no-go results for proper thread engagement and assembly fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, easy-to-handle construction\u003c\/b\u003e: Features a textured knurled grip and robust ends designed for repeated use in busy workshop environments, minimizing downtime due to tool wear.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Plug Gauge helps streamline your QC workflow, reduces downtime, and improves overall threading reliability across production, maintenance, and assembly tasks. By confirming threads quickly and accurately, it supports better part quality, safer fits, and consistent results from job to job.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916624974,"sku":"JBO-511556","price":105.05,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_58f415f6-ba9e-429d-b258-4381e1e0a876.png?v=1739873427"},{"product_id":"jbo-511554","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 13\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 13\/16 x 20 is a precision inspection tool designed to verify internal threads meet UNEF standards. Specifically sized for a 13\/16 inch diameter with 20 threads per inch, and set for right-hand threads, it serves shops, manufacturers, and maintenance teams across automotive, aerospace, and general engineering. Its go\/no-go design lets you quickly confirm whether a hole is within tolerance, helping you keep parts fitting correctly from the start.\n\u003cbr\u003e\u003cbr\u003e\nDesigned for everyday use in busy environments, this gauge provides fast, reliable feedback on thread quality, reducing guesswork and downtime during setup, inspection, and repair tasks.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick checks\u003c\/b\u003e: Enables fast, decisive acceptance testing that clearly separates conforming from non-conforming threads, saving inspection time and preventing misfits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 13\/16 x 20 sizing (Right Hand, 2B)\u003c\/b\u003e: Calibrated dimensions deliver repeatable results across batches and ensure consistent thread verification against standard specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, knurled construction\u003c\/b\u003e: Rugged, easy-to-grip design for secure handling in tight spaces, reducing slips and improving accuracy during inspection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps you streamline thread inspection, improve fitment accuracy, and minimize rework. It supports faster QA cycles, boosts confidence in each assembly, and helps your operation maintain tighter quality control across production and service tasks.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916657742,"sku":"JBO-511554","price":109.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_1118f6a4-3f8c-4c7a-900d-4d038242d6b6.png?v=1739873420"},{"product_id":"jbo-511568","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 7\/8 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision go\/no-go gauge designed for UNEF threads, built to verify threaded holes and components quickly and reliably. Its dual-ended design makes it ideal for production floors, repair shops, and quality labs where fast, confident pass\/fail decisions are essential.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDual-ended Go\/No-Go design\u003c\/b\u003e: Enables immediate pass\/fail checks on 7\/8 x 20 UNEF right-hand threads, helping you approve good parts fast and flag non-conformities before they move to assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eExact UNEF 7\/8 x 20, 2B specification\u003c\/b\u003e: Precisely matches the target thread size and class, delivering consistent measurements that align with standard practice across manufacturing, automotive, and aerospace applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged, user-friendly construction\u003c\/b\u003e: Knurled body and color-coded ends provide a secure grip and quick end identification, supporting durable, repeatable use in busy workshop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nDesigned to streamline thread inspection, the JBO Thread Plug Gauge helps you reduce downtime, improve first-pass quality, and maintain reliable fit across parts and assemblies. Its dependable construction and straightforward go\/no-go indicators give technicians and buyers the confidence to move parts through quality checks with clarity and speed.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916690510,"sku":"JBO-511568","price":115.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_96818150-3681-4684-8b32-476f256095a9.png?v=1739873444"},{"product_id":"jbo-511555","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 15\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision UNEF Go-No\/Go gauge built for testing threaded holes across manufacturing, automotive, and aerospace applications. This dual-ended tool is designed for right-hand 15\/16 x 20 threads and features a 2B tolerance, helping you quickly confirm whether a hole meets the exact UNEF specification.\n\u003c\/p\u003e \u003cp\u003e\nWith a sturdy, knurled body and robust ends, the gauge delivers reliable, repeatable results in busy shop environments, enabling fast pass\/fail decisions without guesswork.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eDual-Ended Go\/No-Go Testing\u003c\/b\u003e: Quickly verify both the acceptable threshold (Go) and non-conforming limit (No-Go) in a single instrument, speeding inspections and reducing misreads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF 15\/16 x 20 Right-Hand, 2B Tolerance\u003c\/b\u003e: Precisely sized for Unified Extra Fine threads with the correct orientation and tolerances to ensure consistent hole acceptance across parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, Easy-to-Use Construction\u003c\/b\u003e: Knurled body with robust ends provides a secure grip and long service life in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nDesigned to improve quality control and workflow, the JBO gauge speeds inspections, reduces guesswork, and helps you catch non-conforming threads early. By delivering consistent, repeatable measurements, it supports faster throughput, fewer returns, and higher confidence in every assembly.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916723278,"sku":"JBO-511555","price":119.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_dd46301d-3cfa-4288-a4b6-5f2b3bdce30c.png?v=1739873423"},{"product_id":"jbo-511539","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go gauge built for right-hand threads in size 1 x 20, class 2B. It’s a compact, reliable tool designed to quickly verify threaded holes and components meet the UNEF 20 TPI standard. Whether you’re in manufacturing, automotive, aerospace, or a busy workshop, this gauge helps inspectors confirm conformity with a simple pass\/fail check just by trying the go and no-go ends.\n\u003c\/p\u003e\n\u003cp\u003e\nIts go\/no-go design delivers fast, unambiguous results, reducing inspection time and minimizing guesswork so you can keep production moving. The gauge is purpose-built to align with Unified thread standards, helping you avoid mismatches and rework by ensuring only correctly threaded parts proceed to assembly or use.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go Dual-Ended Design\u003c\/b\u003e: Enables rapid pass\/fail checks in a single tool, speeding inspections and eliminating hesitation or second-guessing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF 20 TPI, Right-Hand, 2B Class\u003c\/b\u003e: Precisely matches the specified thread standard and tolerance, delivering consistent, reliable measurements for quality control and interchangeability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic Knurled Grip \u0026amp; Durable Construction\u003c\/b\u003e: The textured body provides a secure, comfortable hold for all-day use, while robust materials stand up to daily shop wear and tear.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\nBy integrating precise sizing with a straightforward go\/no-go check, this gauge helps you streamline quality control, reduce downtime, and maintain consistent thread integrity across parts and assemblies. It’s a practical, dependable addition to any inspection or production workflow.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916756046,"sku":"JBO-511539","price":123.91,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_d500e3bc-7605-4acf-91b0-a4e102da24a8.png?v=1739873406"},{"product_id":"jbo-511543","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 1\/16 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No-Go tool designed for precise verification of internal threads in right-hand configurations. Sized for 1 1\/16 x 18 with a 2B tolerance, it provides a reliable way to confirm that threaded holes meet Unified thread standards without guesswork. This gauge is ideal for professionals in manufacturing, automotive, aerospace, and maintenance who need consistent, fast thread acceptance testing.\n\u003c\/p\u003e \u003cp\u003e\nEngineers, machinists, inspectors, and buyers benefit from its straightforward use: quickly determine if a hole is within spec or if it requires rework, helping keep assemblies' reliability and performance intact. Its robust design makes it a practical addition to any shop’s calibration and quality-control toolkit.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go design for rapid conformance testing\u003c\/b\u003e: Quickly identify whether threads are within specification, reducing inspection time and preventing improper fittings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF sizing (1 1\/16 x 18, 2B)\u003c\/b\u003e: Directly checks common UNEF thread sizes with class 2B tolerance, ensuring accurate fit verification with minimal downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, ergonomic build\u003c\/b\u003e: Knurled grip and dual-ended threaded ends provide secure handling and versatile setup for busy shop environments, built to withstand daily use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps streamline quality workflows, cut rework, and ensure that threaded components will assemble correctly the first time. Its durable construction and clear go\/no-go feedback support consistent results across teams, boosting confidence in every measurement and every production run.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916788814,"sku":"JBO-511543","price":130.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_f735dbec-d418-49f5-97ce-95a8c613473b.png?v=1739873378"},{"product_id":"jbo-511542","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 1\/8 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO UNEF Go-No\/Go Thread Plug Gauge is a compact, right-hand inspection tool designed to verify UNEF threads. It’s tailored for professionals in manufacturing, automotive, and aerospace who need fast, reliable go\/no-go checks for threaded holes at the precise size of 1 1\/8 x 18 with a 2B class.\n\u003c\/p\u003e\n\u003cp\u003e\nWith its go\/no-go design, this gauge lets you confirm conformity at a glance, helping parts move through QA quickly and ensuring fasteners will fit correctly the first time.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFast Go\/No-Go Verification\u003c\/b\u003e: Quickly determine if a hole conforms to the UNEF 1 1\/8 x 18 2B spec, enabling instant pass\/fail decisions and reducing inspection time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise, Standard-Compliant Size\u003c\/b\u003e: Engineered to the UNEF 1 1\/8 x 18 2B standard, delivering consistent measurements across batches and suppliers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, Durable Construction\u003c\/b\u003e: Knurled grip and robust metal ends provide reliable handling and long service life in busy workshop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this plug gauge helps streamline quality assurance, minimizes downtime, and improves assembly reliability. It enables confident inspections of threaded holes, leading to more consistent, high-quality results across manufacturing, automotive, and aerospace applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916821582,"sku":"JBO-511542","price":137.06,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_4dc9796a-dae3-49a8-b7ed-711a16e31dba.png?v=1739873388"},{"product_id":"jbo-511545","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 3\/16 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge - UNEF Go-No\/Go is a precision inspection tool designed to verify UNEF threaded holes quickly and reliably. Sized for Right Hand threads in 1 3\/16 x 18 and 2B class, this Go\/No-Go gauge helps quality teams, engineers, and technicians confirm hole conformity during production, assembly, and maintenance.\n\u003c\/p\u003e\n\u003cp\u003e\nIts compact, robust design features a knurled body with color-coded ends for quick orientation, making it a dependable on‑the‑floor helper in manufacturing, automotive, and aerospace environments. Built to withstand daily use, this gauge provides consistent results without the need for complex setup.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verdict\u003c\/b\u003e: Provides an immediate pass\/fail assessment of threaded holes, speeding up inspections and reducing guesswork on the shop floor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF size and 2B class\u003c\/b\u003e: Mirrors the exact thread specification (1 3\/16 x 18, UNEF, Right Hand, 2B) to ensure reliable checks and proper fitment of components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, user-friendly construction\u003c\/b\u003e: Knurled body with color-coded ends offers secure handling and quick recognition, delivering long-lasting performance in busy environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Plug Gauge streamlines quality control by enabling fast, repeatable checks that prevent non-conforming parts from advancing. It helps reduce downtime, minimizes rework, and supports consistent thread inspections across batches and maintenance tasks. A trusted companion for technicians, inspectors, and buyers who demand accuracy and reliability in threaded hole verification.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916854350,"sku":"JBO-511545","price":145.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_4db72c4b-66c8-4c74-9324-2caa63fb9c78.png?v=1739873391"},{"product_id":"jbo-511541","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 1\/4 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool designed for verifying UNEF threads in threaded holes. Specifically sized for right-hand threads in the 1 1\/4 x 18 size and class 2B, this gauge helps quality teams in manufacturing, automotive, and aerospace confirm hole conformity quickly and reliably. Its go\/no-go design provides an immediate, easy-to-interpret check, reducing guesswork and streamlining acceptance testing.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eFast Go\/No-Go verification\u003c\/b\u003e: quickly determine if a threaded hole meets the exact UNEF 1 1\/4 x 18, 2B specification, enabling rapid decisions without guesswork or additional tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF sizing for right-hand threads\u003c\/b\u003e: engineered to Unified thread standards, ensuring accurate fitment checks and consistent results across production runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged, user-friendly design\u003c\/b\u003e: built with durable materials and a textured knurled surface for secure gripping and repeatable measurements in busy workshops.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps you tighten quality control, shorten inspection cycles, and ensure every part that moves into assembly meets exact thread standards. Its clear go\/no-go feedback minimizes rework, protects assembly fit, and supports reliable performance in demanding environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916887118,"sku":"JBO-511541","price":152.43,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_3b0384c7-8b84-440a-8c7c-3579276ffee4.png?v=1739873384"},{"product_id":"jbo-511544","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 3\/8 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO UNEF Go-No-Go Thread Plug Gauge is a precision inspection tool designed to verify internal threads in holes that use UNEF 1 3\/8 x 18 right-hand threads. Built for reliability in manufacturing, automotive, and aerospace environments, it helps ensure threaded components meet exact specifications with fast, clear results. The go-no-go design lets you quickly confirm whether a hole is within tolerance, reducing guesswork and rework in QA and assembly.\n\u003c\/p\u003e \u003cp\u003e\nUse this gauge in incoming inspections, in-process quality checks, and final assembly to validate thread fit without disassembly. Its straightforward go\/no-go feedback provides an at-a-glance pass or fail, helping teams maintain consistent quality and keep production moving smoothly.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verification\u003c\/b\u003e: Instantly determine whether a hole meets minimum and maximum thread tolerances with clearly labeled ends, speeding up inspections and reducing guesswork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 1 3\/8 x 18, Right-Hand, 2B\u003c\/b\u003e: Engineered to the Class 2B tolerance for repeatable checks across production runs, supporting reliable, consistent thread validation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, durable build with color-coded ends\u003c\/b\u003e: Knurled metal body offers a secure grip in busy workspaces, with color-coded end collars for easy orientation of GO and NO-GO ends.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Plug Gauge helps you tighten quality control, speed up setup and inspection times, and ensure every hole mates correctly with mating parts. It supports faster throughput, lower scrap, and more dependable performance across manufacturing, automotive, and aerospace applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916919886,"sku":"JBO-511544","price":168.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_3bc58ec7-cf85-4173-ab9d-e4029632923d.png?v=1739873395"},{"product_id":"jbo-511547","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 7\/16 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool for verifying UNEF threaded holes. Designed for manufacturers, job shops, and maintenance teams across automotive, aerospace, and general machinery, it provides fast go\/no-go checks to confirm proper thread engagement and conformance to the UNEF standard.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo-No-Go Design for Quick Checks\u003c\/b\u003e: Instantly identify whether a thread hole is within spec by trying to thread the gauge, enabling fast, reliable pass\/fail decisions and reducing inspection time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, Easy-to-Handle Construction\u003c\/b\u003e: Knurled body and simple handling allow precise measurements in busy workshops and when wearing gloves, helping maintain consistent readings with less effort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 2B Right-Hand Thread Specification\u003c\/b\u003e: Accurate 1 7\/16 x 18 right-hand threads with 2B tolerance ensure consistent results across parts and long-term reliability in production environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis plug gauge supports streamlined quality control by delivering clear, repeatable results that improve workflow, cut downtime, and ensure that threaded components assemble correctly the first time.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916952654,"sku":"JBO-511547","price":177.65,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_a0a6b787-3fa0-4204-806b-50a0a5d080f2.png?v=1739873398"},{"product_id":"jbo-511540","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 1\/2 x 18","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go tool designed to verify internal threads with precision for 1-1\/2 x 18 right-hand standards. It’s an essential instrument for manufacturers, automotive shops, and aerospace teams that need fast, reliable thread checks without disrupting workflow. The go\/no-go design provides an immediate pass or fail indication, helping inspectors confirm proper fit and function in a single quick check.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go Design for Quick QC Checks\u003c\/b\u003e: Instantly identify conforming versus non-conforming threads, reducing inspection time and minimizing guesswork in quality control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF 1-1\/2 x 18 Right-Hand (2B) Precision\u003c\/b\u003e: Precisely calibrated to the specified thread size and tolerance, ensuring accurate verification of internal threads against industry standards.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, Durable Handling\u003c\/b\u003e: Knurled body and robust end features provide secure handling and consistent readings through busy production runs and repetitive use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUse this gauge to streamline your inspection routine, prevent costly rework, and ensure threaded components meet exact specifications. Its clear pass\/fail feedback supports efficient assembly, supplier qualification, and ongoing quality assurance across machining, assembly, and maintenance workflows.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273916985422,"sku":"JBO-511540","price":186.41,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_097b9f8d-ae3f-4aa9-9531-f7559d9bee35.png?v=1739873381"},{"product_id":"jbo-514880","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Right Hand - 2B - 1 9\/16 x 18","description":"\u003cdiv\u003e\n\u003cp\u003eThe JBO Thread Plug Gauge is a go\/no-go inspection tool designed to verify UNEF internal threads in holes. Sized for right-hand threads at 1 9\/16 x 18, it provides a quick, reliable test that aligns with Unified thread standards.\u003c\/p\u003e\n\u003cp\u003eDesigned for engineers, machinists, inspectors, and assembly teams, this compact gauge helps ensure correct fits before parts are mated, reducing downtime and rework across manufacturing, automotive, and aerospace applications.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eExact UNEF Go\/No-Go Size (Right-Hand)\u003c\/b\u003e: Calibrated to the UNEF standard size of 1 9\/16 x 18 for fast, decisive go\/no-go testing of internal threads, enabling instant pass\/fail decisions and preventing incorrect assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2B Internal Thread Tolerance\u003c\/b\u003e: Implemented with 2B tolerance to deliver consistent, repeatable readings across parts and tools, reducing measurement variance in production and inspection processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Dual-End, Knurled Construction\u003c\/b\u003e: Dual testing ends allow go and no-go checks in one tool, while the knurled body provides a secure grip and reliable handling in busy environments for long service life.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eThe JBO Thread Plug Gauge helps you streamline quality control by delivering fast, confident pass\/fail decisions for UNEF holes. Its precise size and 2B tolerance minimize rework, while the durable, easy-to-handle design survives daily use on the shop floor. For teams aiming to improve throughput and consistency, this gauge is a dependable ally in achieving accurate, repeatable thread quality across production runs.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917050958,"sku":"JBO-514880","price":202.87,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_bfc13901-432c-4afa-9e77-6f9988bdc20c.png?v=1739873402"},{"product_id":"jbo-517352","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - No. 12 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - No. 12 x 32 is a precision thread inspection tool designed to verify UNEF threaded holes with clarity and speed. Built for use in manufacturing, automotive, and aerospace environments, this gauge helps technicians confirm whether a left-hand threaded hole meets Unified thread standards and will function as intended with a mating part. With its exacting dimensions and Go\/No-Go design, it supports quick, reliable quality checks without guesswork.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go threading verification\u003c\/b\u003e: Delivers fast, unambiguous pass\/fail feedback on whether a hole conforms to the UNEF left-handed thread specification, helping inspectors make rapid decisions and keep production moving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand UNEF compatibility (No. 12 x 32)\u003c\/b\u003e: Specifically calibrated for left-handed UNEF threads at the No. 12 x 32 size, ensuring accurate checks for reverse-thread components and reducing the risk of wrong fittings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2B precision and meticulous construction\u003c\/b\u003e: Designed with tight 2B tolerance and carefully machined dimensions to provide repeatable measurements and consistent results across multiple inspections.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIncorporating this gauge into your quality control workflow delivers faster, more reliable thread verification, helps ensure proper fitment of components, and supports compliance with unified threading standards. It’s a trusted, practical tool for technicians who need clear, dependable results from every inspection.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917116494,"sku":"JBO-517352","price":107.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_35ff1b9a-269d-4560-8522-225d0278dd17.png?v=1739873374"},{"product_id":"jbo-516900","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 1\/4 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 1\/4 x 32 is a precision inspection tool designed to verify threaded holes against the Unified thread standard. It’s ideal for manufacturing shops, automotive facilities, and aerospace assembly lines where quick, reliable thread checks are essential to quality control and proper component fitment. With its Go\/No-Go design, you can confidently identify conforming versus non-conforming threads in a single pass.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick checks\u003c\/b\u003e: Enables fast, objective verification of thread size and fit in seconds, reducing inspection time and preventing incorrect parts from moving down the line.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand UNEF 1\/4 x 32, 2B specification\u003c\/b\u003e: Precisely matched to standard left-hand UNEF threads, delivering consistent measurements that align with production and mating component requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, user-friendly construction\u003c\/b\u003e: Built for daily use with a knurled, easy-to-grip body and robust end sections that resist wear, ensuring reliable performance in busy workshop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this plug gauge helps streamline quality workflows, minimize rework, and ensure thread integrity across bolts, inserts, and housings. It provides clear, repeatable results that bolster confidence in both inspection processes and final assemblies.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917149262,"sku":"JBO-516900","price":107.36,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_b41cf58a-3312-4995-911d-3c979c6e3560.png?v=1739873336"},{"product_id":"jbo-517353","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 5\/16 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go left-hand thread gauge designed to verify threaded holes against Unified thread standards. It's ideal for manufacturers, automotive shops, aerospace maintenance, and workshops where fast, reliable thread inspection matters. Its precise design supports accurate measurements of left-hand threads, helping ensure every hole accepts the correct fastener and functions as intended.\n\u003c\/p\u003e \u003cp\u003e\nWith a go\/no-go design and exact dimensions, this gauge lets inspectors quickly identify conforming versus non-conforming threads, reducing guesswork and rework while speeding up quality checks on production lines.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo-No-Go Verification for Fast Pass\/Fail\u003c\/b\u003e: Enables quick, unambiguous assessment of thread acceptance, speeding inspections and reducing downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSpecifically Matched to UNEF Left-Hand Threads\u003c\/b\u003e: Precisely sized for 5\/16 x 32 with a 2B class, ensuring reliable measurements for left-hand holes and assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged, User-Friendly Construction\u003c\/b\u003e: Knurled grip and durable metal ends provide comfortable handling and long-lasting use in busy shop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps you maintain consistent results, reduce rework, and keep production moving by catching mismatched threads early during QC and ensuring proper fitment before assembly.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917214798,"sku":"JBO-517353","price":111.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_bf22e588-fce7-4b0b-bb78-d05151339ea6.png?v=1739873357"},{"product_id":"jbo-517354","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 3\/8 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool designed to verify UNEF threaded holes with quick, reliable go\/no-go checks. It helps manufacturing, automotive, and aerospace teams confirm that threads meet the required standards, reducing guesswork and speeding up quality assurance processes.\n\u003c\/p\u003e\n\u003cp\u003e\nDesigned for left-hand threads, this gauge matches a 3\/8 x 32 UNEF size with a 2B class tolerance. Its rugged, knurled body provides a secure grip in busy shop environments, delivering repeatable results even after repeated use. Built to withstand everyday wear, it stays accurate through countless inspections on the production floor.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verification\u003c\/b\u003e: Enables fast, decisive checks to distinguish conforming from non-conforming threads, accelerating inspection and reducing bottlenecks in assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand UNEF 3\/8 x 32, 2B tolerance\u003c\/b\u003e: Precisely matched to the specific thread standard, ensuring reliable fitment checks for left-hand applications without guesswork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, ergonomic construction\u003c\/b\u003e: Knurled handle and robust end sections provide comfortable handling and long-lasting performance in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the gauge helps you streamline your workflow, cut inspection time, and improve overall thread reliability. With clear go\/no-go results, you can ensure proper engagement, reduce rework, and maintain consistent quality across parts and assemblies.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917247566,"sku":"JBO-517354","price":114.03,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_3dc55247-444a-4ce8-a575-35bd408346dc.png?v=1739873353"},{"product_id":"jbo-514710","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 7\/16 x 2","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision UNEF go-no\/go tool designed to verify left‑hand internal threads. Built for professionals across manufacturing, automotive, and aerospace, it delivers fast, reliable checks to confirm threaded holes meet the UNEF standard and the 7\/16 x 2 size with 2B tolerance. Its simple pass\/fail design makes inspection quick and repeatable, reducing rework and assembly delays.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick conformance checks\u003c\/b\u003e: Quickly determine if a threaded hole is in spec—comfortable “Go” fit indicates proper engagement, while a deliberate “No-Go” check flags out-of-tolerance holes for immediate corrective action.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, ergonomic construction\u003c\/b\u003e: Rugged steel body with a knurled grip provides reliable handling in busy shops and long tool life, even in demanding environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand UNEF calibration for 7\/16 x 2, 2B\u003c\/b\u003e: Specifically calibrated for left-handed UNEF threads, ensuring accurate validation and preventing mis-machined parts in critical assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Plug Gauge streamlines thread inspection, speeds up quality checks, and helps you consistently validate threaded holes before they go into production or assembly. It supports cleaner workflows, less downtime, and greater confidence that your components will fit and function as intended in demanding applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917280334,"sku":"JBO-514710","price":117.33,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_b1dd2cfb-b328-49e2-b69d-9af0a977807f.png?v=1739873364"},{"product_id":"jbo-517355","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 1\/2 x 28","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No-Go tool designed to quickly verify the accuracy of left-hand threaded holes sized 1\/2 x 28, within the 2B tolerance class. Its precise dimensions help ensure consistent results when inspecting hole size and thread fit, so you can trust every measurement in your quality checks.\n\u003c\/p\u003e\n\u003cp\u003e\nIdeal for engineers, machinists, inspectors, and buyers across manufacturing, automotive, and aerospace, this gauge enables fast, repeatable checks on the shop floor or in the quality lab. The simple go\/no-go design delivers clear pass\/fail feedback, reducing guesswork and helping you prevent misfits and rework in assembly.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verification\u003c\/b\u003e: Instantly determine if a threaded hole is within tolerance with a simple pass\/fail check, speeding inspections and reducing downstream rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-hand UNEF 1\/2 x 28 compatibility\u003c\/b\u003e: Specifically matched for left-handed threads, ensuring accurate checks and preventing reading errors with reverse-thread components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRugged, ergonomic construction\u003c\/b\u003e: Knurled grip for secure, comfortable handling on busy workstations and reliable ends that maintain alignment for repeatable measurements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\nUsing this gauge helps streamline quality control, minimize downtime, and ensure that every left-hand thread hole meets specification before assembly. The clear pass\/fail indication supports faster, more confident decisions, leading to consistent results and smoother workflows across your production runs.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917313102,"sku":"JBO-517355","price":119.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_0cb449fd-a7a8-46ca-a705-89467c294681.png?v=1739873333"},{"product_id":"jbo-517356","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 9\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF go\/no-go gauge designed to verify left-handed threaded holes and components to exact UNEF specifications. Sized for 9\/16 x 24 threads and 2B tolerance, it provides a dependable reference for inspection across manufacturing, automotive, and aerospace environments.\n\u003c\/p\u003e \u003cp\u003e\nWith a quick-verify go\/no-go design, it lets inspectors instantly confirm whether a thread passes or fails, helping reduce rework and ensure proper fitment. The gauge features a knurled body for secure handling and easy alignment, even in busy workshops.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go End Design\u003c\/b\u003e: Delivers fast, unambiguous pass\/fail results, speeding quality checks and reducing guesswork.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand UNEF 9\/16 x 24 (2B) Size\u003c\/b\u003e: Specifically sized to validate left-hand UNEF threads and hole tolerances, helping maintain correct engagement and reducing remakes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, Dual-Ended Knurled Body\u003c\/b\u003e: Two precise ends with a textured grip allow quick measurements from multiple angles and in cramped spaces, improving repeatability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy providing reliable, clear thread verification, the JBO Thread Plug Gauge helps you streamline quality control, shorten inspection times, and ensure threaded parts meet UNEF standards before they move to assembly. It’s a dependable tool for professionals who need consistent, confident results in busy production and maintenance environments.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917345870,"sku":"JBO-517356","price":124.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_fbe1d1c0-09db-4c90-8db2-7858646e352a.png?v=1739873371"},{"product_id":"jbo-517357","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 5\/8 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Plug Gauge — UNEF Go-No\/Go, Left Hand, 2B, 5\/8 x 24 — is a precision tool for quickly verifying UNEF left-handed threaded holes. Used in manufacturing, automotive, and aerospace environments, it confirms conformance to Unified thread standards with a clear go\/no-go check, helping ensure proper fit and reliable performance.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go validation\u003c\/b\u003e: Quick pass\/fail checks for conforming threads, reducing inspection time and guesswork on every hole.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF Left-Hand, 2B accuracy\u003c\/b\u003e: Specifically sized to 5\/8 x 24 left-hand threads with a 2B tolerance, delivering consistent checks across production runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, ergonomic design\u003c\/b\u003e: Knurled body and robust ends provide secure handling and long service in busy shop environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy using this gauge, you streamline QA workflows, prevent incorrect parts from moving to assembly, and cut downtime from misfit threads. The simple go\/no-go action provides rapid confidence that each hole will accept the intended fasteners, supporting reliable performance and repeatable results across jobs that require UNEF left-hand threading.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917378638,"sku":"JBO-517357","price":129.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_e7691825-2f6d-4b9e-8cdb-6343e5807c1f.png?v=1739873361"},{"product_id":"jbo-517358","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 11\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Plug Gauge – UNEF Go-No\/Go – Left Hand – 2B – 11\/16 x 24 is a precision inspection tool designed for quick, reliable verification of UNEF threaded holes. Ideal for manufacturing floors, automotive shops, and aerospace maintenance, it delivers clear pass\/fail feedback so operators can confirm hole conformity fast and confidently.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verification\u003c\/b\u003e: Allows instant assessment of whether a hole meets UNEF specifications, reducing inspection time and eliminating guesswork during assembly and quality checks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand 11\/16 x 24 with 2B tolerance\u003c\/b\u003e: Specifically sized for left-handed UNEF threads, providing repeatable, standards-aligned measurement results that help ensure proper fitment across parts and batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, easy-to-hold design\u003c\/b\u003e: Knurled body and robust ends stand up to daily use in busy workshops, while offering secure handling and long service life for reliable performance over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps streamline quality control, minimize rework, and improve overall workflow by delivering clear, consistent results for threaded components across manufacturing, automotive, and aerospace applications. The straightforward go\/no-go check supports accurate decision-making and helps ensure parts meet spec on the first pass.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917411406,"sku":"JBO-517358","price":133.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_2a8fab41-b18b-4bd0-aa0e-ec4ac7d551b5.png?v=1739873340"},{"product_id":"jbo-514711","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 3\/4 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision Go-No-Go gauge designed for validating left-hand UNEF threads in 3\/4 x 20 threaded holes. With a 2B tolerance designation, it provides fast, reliable pass\/fail checks that help ensure components assemble correctly and consistently in manufacturing, automotive, and aerospace settings.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go End Design\u003c\/b\u003e: Two precise ends deliver quick, decisive checks—the go end should fit cleanly, while the no-go end must not, enabling rapid quality confirmation without guessing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand UNEF 3\/4 x 20, 2B Tolerance\u003c\/b\u003e: Specifically matched to left-hand threads in this size, ensuring accurate inspection and reducing rework on critical parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, Easy-Handling Construction\u003c\/b\u003e: Knurled body with color-coded end rings for fast orientation and secure handling in busy work environments, delivering repeatable results across batches.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge streamlines inspection, minimizes downtime, and helps ensure fasteners and threaded components fit correctly from the first assembly. It supports consistent quality, boosts workflow efficiency, and provides confidence in every threaded hole you verify.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917476942,"sku":"JBO-514711","price":139.25,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_49284b81-bb9c-4c67-8628-b8da099f9559.png?v=1739873350"},{"product_id":"jbo-517359","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 13\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go tool designed to verify left-hand threaded holes with precise 13\/16 x 20 dimensions. Its go\/no-go design gives you fast, decisive feedback on whether a thread meets spec, helping prevent misfits and startup delays in manufacturing, automotive, and aerospace applications.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go Quick Checks\u003c\/b\u003e: Instantly determine if a hole's thread is within spec, reducing inspection time and preventing incorrect assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 13\/16 x 20 Left-Hand Thread\u003c\/b\u003e: Specifically sized to verify left-hand threads, ensuring correct fitment and reliable performance across assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2B Tolerance for Consistent Results\u003c\/b\u003e: The 2B class delivers repeatable go\/no-go outcomes, helping teams standardize inspections and reduce rework.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIntegrating this gauge into your workflow speeds up quality control, minimizes downtime, and improves overall accuracy in threaded-hole inspections. It supports consistent results across shifts and teams, aiding traceability and confidence during audits, vendor reviews, and difficult assemblies on the shop floor.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917509710,"sku":"JBO-517359","price":145.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_6f4f300a-5780-4938-89fe-8575a4050365.png?v=1739873343"},{"product_id":"jbo-517360","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 7\/8 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision inspection tool designed to verify internal UNEF threads in holes and assemblies. With a clear go\/no-go design, it delivers quick, reliable checks that help quality teams, machinists, and inspectors confirm parts meet Unified thread standards. Ideal for manufacturing, automotive, and aerospace environments, this gauge supports fast acceptance decisions and consistent threaded-hole readiness.\n\u003c\/p\u003e \u003cp\u003e\nLeft-hand orientation and a size of 7\/8 x 20 UNEF with a 2B tolerance class ensure you test the correct thread form and verify compatibility with standard fasteners. This combination helps you confidently validate hole readiness and prevents misfits in critical assemblies.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick-check design\u003c\/b\u003e: instantly identify conforming versus non-conforming threads, speeding inspections and reducing rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEExc 7\/8 x 20 left-hand, 2B tolerance\u003c\/b\u003e: precisely matched to standard UNEF internal threads for accurate, repeatable measurements in critical holes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eErgonomic, durable construction with knurled grip\u003c\/b\u003e: easy handling and reliable performance on busy shop floors, even when wearing gloves.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Plug Gauge streamlines your quality checks, improves workflow efficiency, and helps you deliver consistently threaded parts with confidence. Its straightforward operation and robust design make it a dependable addition to any calibration or QC kit, supporting precise, repeatable results across multiple applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917640782,"sku":"JBO-517360","price":153.51,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_8db016ac-0e5c-4b8e-aea5-d560cf537e7b.png?v=1739873368"},{"product_id":"jbo-517361","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 15\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a UNEF Go-No\/Go gauge designed for left-hand threads in the 15\/16 x 20 size, built to Class 2B tolerances. It’s an essential inspection tool for machinists, quality teams, and maintenance technicians who work with threaded components in manufacturing, automotive, and aerospace environments. Its go\/no-go design delivers fast, decisive checks to confirm whether a threaded hole meets the Unified thread standard, enabling proper fitment and reliable performance.\n\u003c\/p\u003e \u003cp\u003e\nTwo quick, accurate checks are all you need to confirm acceptance or rejection of a hole’s threading. This gauge’s precise UNEF left-hand dimensions ensure consistent, repeatable results, helping you speed up inspections without compromising accuracy.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go simplicity for fast, unambiguous checks\u003c\/b\u003e: Quickly determine if a hole conforms to UNEF left-hand 15\/16 x 20 without guessing, reducing inspection time and rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF left-hand 15\/16 x 20 with 2B tolerance\u003c\/b\u003e: Ensures consistent, repeatable measurements that align with standard thread specs, improving pass\/fail accuracy across batches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, shop-ready construction\u003c\/b\u003e: Robust materials with a knurled grip and corrosion-resistant finish for reliable use in busy workshops and harsh environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing this gauge helps streamline quality control, speed threaded-hole validation, and improve overall assembly performance. It supports confident decisions in production, minimizes downtime from misfits, and delivers reliable, repeatable results across manufacturing, automotive, and aerospace applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917673550,"sku":"JBO-517361","price":160.09,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_adc41367-f7a3-4bc3-b79e-0dd0300c8cce.png?v=1739873346"},{"product_id":"jbo-517362","title":"JBO Thread Plug Gauge - UNEF Go-No\/Go - Left Hand - 2B - 1 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Plug Gauge is a precision tool designed to quickly verify UNEF threaded holes, delivering reliable go\/no-go feedback for left-hand threads in 2B tolerance. It’s ideal for manufacturers, automotive, and aerospace applications, helping inspectors and machinists confirm thread conformity with minimal downtime and clear pass\/fail results.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick conformance checks\u003c\/b\u003e: Instantly determine whether a threaded hole passes or fails the UNEF go\/no-go criteria, reducing inspection time and eliminating guesswork on the shop floor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eLeft-Hand UNEF 2B compatibility\u003c\/b\u003e: Precisely engineered for left-hand threads in 2B tolerance, ensuring reliable checks for left-handed components and consistent fit across assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable, knurled construction\u003c\/b\u003e: Rugged metal body with a textured knurl provides secure handling and long life in busy workshop environments, even with frequent use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis gauge helps streamline your inspection workflow, enabling faster decisions, fewer reworks, and more consistent thread quality across batches. By delivering clear pass\/fail results, it supports reliable assembly and helps you meet production deadlines while maintaining compliance with Unified thread standards.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273917706318,"sku":"JBO-517362","price":163.39,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/STI_JBO_492050c9-fe04-48d2-b2c7-a6f0ebdf1447.png?v=1739873329"},{"product_id":"jbo-500006","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - No. 12 x 32","description":"\u003cdiv\u003e\n\u003cp\u003eJBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - No. 12 x 32 is a precision tool designed to verify external UNEF thread diameters with clarity and consistency. Built for right-hand threads and 2A class tolerances, this NoGo gauge helps manufacturing, automotive, and aerospace teams quickly determine if a threaded component meets the required standard. Its meticulous design and precise dimensions support efficient inspections and reliable pass\/fail decisions on every part.\u003c\/p\u003e \u003cp\u003eManufactured from hardened steel for durability, this gauge is built to withstand daily use in busy inspection environments. The NoGo feature makes non-conforming threads easy to spot, reducing guesswork and speeding up quality checks on threaded components. With No. 12 x 32 sizing, it aligns with common UNEF specifications to support standardized, repeatable measurements across jobs.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for fast, unambiguous conformance checks\u003c\/b\u003e: Quickly identify non-conforming threads and prevent improper fits, speeding up inspections and reducing rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF Right Hand 2A, No. 12 x 32 sizing for reliable, repeatable measurements\u003c\/b\u003e: Calibrated to UNEF right-hand threads and 2A class, delivering consistent pass\/fail results across parts and processes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction with knurled edge for durability and easy handling\u003c\/b\u003e: Durable for daily shop use, with a secure grip that facilitates precise setup and measurement.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eIncorporate this gauge into your quality workflow to streamline inspections, improve measurement reliability, and ensure threaded components meet UNEF standards before they move to assembly or field service. The combination of hardened steel construction and a clear NoGo design provides confidence that every check supports consistent, high-quality results on every job.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273924816974,"sku":"JBO-500006","price":74.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_03ecd41b-03be-4db7-853b-c9a8a5ed2e5d.png?v=1737035052"},{"product_id":"jbo-500019","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 1\/4 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) is a precision tool for verifying external threads to the Unified Standard. Designed for engineers, machinists, quality inspectors, and shop floor buyers, it checks UNEF threads quickly and reliably, ensuring parts meet the 1\/4 x 32 right-hand specification.\n\u003c\/p\u003e \u003cp\u003e\nWith a NoGo design and 2A tolerance class, this gauge makes it easy to spot non-conforming threads at a glance, supporting fast pass\/fail decisions in busy production environments. The hardened steel construction ensures durability and dependable accuracy through repeated use.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for quick conformance checks\u003c\/b\u003e: Enables rapid identification of undersize or out-of-tolerance threads, reducing inspection time and preventing incorrect assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNE F 1\/4 x 32 right-hand threading\u003c\/b\u003e: Precisely machined to the exact UNEF 1\/4-32 right-hand specification to ensure accurate diameter verification and consistent results.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003e2A class accuracy and hardened steel construction\u003c\/b\u003e: Delivers reliable, repeatable measurements with long service life in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIn practice, this gauge streamlines quality control by providing clear go\/no-go feedback, helping to minimize rework, ensure proper thread engagement, and maintain consistent performance across production runs.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273924849742,"sku":"JBO-500019","price":74.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_63648fd5-1dfd-4316-8b7d-44983199e597.png?v=1737035096"},{"product_id":"jbo-500033","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 5\/16 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) – UNEF – Right Hand – 2A – 5\/16 x 32 is a precision tool for checking external threads on fasteners, fittings, and components. It’s designed for professionals across manufacturing, automotive, and aerospace who need reliable, repeatable measurements that align with Unified thread standards.\n\u003cbr\u003e\u003cbr\u003e\nWith its NoGo design, the gauge makes non-conforming threads instantly identifiable, helping you avoid mismatches and costly rework. Crafted from hardened steel, it stands up to daily workshop use, delivering durability you can trust over many inspections.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNo-Go design for rapid conformity checks\u003c\/b\u003e: Quickly identify non-conforming threads without complex measurements, shortening inspection time and reducing the risk of incorrect assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF 2A Right-Hand, 5\/16 x 32 accuracy\u003c\/b\u003e: Precisely sized to the UNEF 2A right-hand thread standard, ensuring consistent, reliable checks against the designated size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction with knurled edge\u003c\/b\u003e: Durable, wear-resistant body that maintains accuracy under daily use, while the knurled outer edge provides secure grip for easy handling and repeated measurements.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nBy delivering fast, dependable external-thread verification, this gauge simplifies quality control workflows, helps ensure correct part fit, and supports consistent results across production runs. Whether you’re setting parts or performing in-process checks, the JBO NoGo Thread Ring Gauge provides confidence and reduces downtime in your operation.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273924882510,"sku":"JBO-500033","price":80.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_c7d08ba7-8d95-477f-95b3-fe124aa4832a.png?v=1737035099"},{"product_id":"jbo-500029","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 3\/8 x 32","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) is a precision tool for verifying external threads on components with UNEF right-hand threads, specifically sized 3\/8 x 32 and class 2A. It's ideal for inspectors, machinists, and quality teams in manufacturing, automotive, and aerospace, helping you quickly confirm compliance with Unified thread standards.\n\u003c\/p\u003e \u003cp\u003e\nCrafted from hardened steel for durability, this gauge delivers repeatable pass\/fail results in busy shop environments. The NoGo design makes non-conforming threads easy to spot, while the knurled outer edge provides a secure grip during measurement.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for fast identification of non-conforming threads\u003c\/b\u003e: Quickly determine if a part fails to meet the 3\/8 x 32 UNEF right-hand 2A specification, reducing inspection time and rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction for durability\u003c\/b\u003e: Built to resist wear and maintain dimensional accuracy in daily use across workshops and production lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF Right Hand 3\/8 x 32, 2A sizing\u003c\/b\u003e: Ensures consistent pass\/fail results aligned with standard thread specifications, supporting reliable quality control.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThe JBO NoGo Thread Ring Gauge helps you speed up quality inspections, minimize downtime, and ensure correct thread engagement across assemblies. By delivering clear, repeatable results, it supports traceability and helps maintain production momentum from incoming inspection through final assembly.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273924915278,"sku":"JBO-500029","price":85.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_55b49991-cad9-41d4-b159-0e79b5033296.png?v=1737035109"},{"product_id":"jbo-500036","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 7\/16 x 2","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) for UNEF Right Hand 2A, 7\/16 x 2, is a precision tool designed for accurate verification of external threads. It’s a reliable choice for inspectors, machinists, and quality teams in manufacturing, automotive, and aerospace environments that rely on Unified thread standards.\n\u003c\/p\u003e\n\u003cp\u003e\nWith its NoGo design, this ring gauge makes it quick to identify non-conforming threads, helping ensure proper fitment and reducing the risk of mismatched parts during assembly.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for rapid non-conforming thread detection\u003c\/b\u003e: quickly flags out-of-tolerance threads, speeding up inspections and reducing rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction for durability\u003c\/b\u003e: built to withstand daily workshop use, resisting wear and maintaining accuracy over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecisely sized UNEF Right Hand 2A 7\/16 x 2 for consistent verification\u003c\/b\u003e: ensures reliable, repeatable external thread checks that align with standard specifications.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the gauge in quality control and production workflows helps streamline inspections, improve fit accuracy across assemblies, and maintain consistent thread integrity in demanding applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273924980814,"sku":"JBO-500036","price":90.46,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_62e33a09-815d-4225-a1f8-4e9915bd417d.png?v=1737034984"},{"product_id":"jbo-500016","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 1\/2 x 28","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Ring Gauge (NoGo) – UNEF – Right Hand – 2A – 1\/2 x 28 is a precision measuring tool designed to verify external thread diameters against Unified thread standards. It is ideal for manufacturers, automotive shops, aerospace maintenance, and quality-inspection teams that need fast, reliable checks on threaded components.\n\u003c\/p\u003e\n\u003cp\u003e\nThanks to its No-Go design, you can quickly identify non-conforming threads—if the gauge does not thread on smoothly, the part is out of tolerance. Made from hardened steel, this gauge resists wear in busy shop environments and maintains accurate measurements over time.\n\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNo-Go Design for Fast Conformance\u003c\/b\u003e: The no-go limit provides quick pass\/fail indication—if the ring won't thread on, the part is out of spec, speeding the inspection process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNEF-Standard Size and Right-Hand 2A Verification\u003c\/b\u003e: Specifically calibrated for UNEF external threads in size 1\/2 x 28, right-hand orientation, class 2A, ensuring consistent checks across common fasteners.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Hardened Steel Construction\u003c\/b\u003e: Built to withstand daily use in busy workshops, preserving edge integrity and measurement accuracy over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\nUsing this gauge helps streamline quality checks, ensure proper thread fit during assembly, reduce downtime, and deliver reliable, repeatable results across parts and processes.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925013582,"sku":"JBO-500016","price":94.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_a6612b07-6d8f-4d02-a345-fce8bdf49c13.png?v=1737035055"},{"product_id":"jbo-500040","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 9\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) is a precision tool designed to verify external thread diameters quickly and reliably. Sized for UNEF right-hand threads at 9\/16 x 24 with a 2A tolerance class, this NoGo gauge helps production teams, machine shops, and maintenance crews confirm that fasteners and threaded components meet exact specifications.\n\u003c\/p\u003e\n\u003cp\u003e\nMade for daily use in manufacturing, automotive, and aerospace environments, the gauge features a meticulous design and precise dimensions that support consistent inspections. The NoGo design provides an immediate indicator of non-conforming threads, helping you avoid improper fits and costly rework. Crafted from hardened steel, it stands up to routine handling and contact with tools and parts while preserving accuracy.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise NoGo verification\u003c\/b\u003e: Quickly identify threads that exceed tolerance, enabling fast pass\/fail decisions and reducing rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable hardened steel construction\u003c\/b\u003e: Built for long life in busy shops—resists wear, corrosion, and deformation to maintain accuracy over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRight-Hand UNEF 9\/16 x 24, 2A standard\u003c\/b\u003e: Directly matched to common fastener sizes and industry standards for clear, reliable measurements on every inspection.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nIn use, this gauge streamlines quality control by delivering dependable, repeatable measurements that support proper fit and function across assemblies. It helps shorten inspection cycles, improve first-pass acceptance, and reinforce confidence in your manufacturing or maintenance workflows.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925046350,"sku":"JBO-500040","price":104.6,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_e502f5a6-f965-46bd-90a2-faf854a339d2.png?v=1737035139"},{"product_id":"jbo-500034","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 5\/8 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) is a precision inspection tool designed for verifying external threads. It targets UNEF right-hand 2A threads in 5\/8 x 24, making it a practical choice for manufacturers, automotive shops, and aerospace suppliers that must confirm thread fitment quickly and reliably.\n\u003cbr\u003e\u003cbr\u003e\nThe NoGo design provides a clear indication of non-conforming threads, helping quality teams spot issues before assembly.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 5\/8 x 24 Right-Hand, 2A specification\u003c\/b\u003e: Engineered to align with Unified thread standards, ensuring accurate external thread diameter checks every time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for rapid conformance testing\u003c\/b\u003e: Quickly identifies non-conforming threads, reducing risk of improper mating and assembly downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction with durable finish\u003c\/b\u003e: Built to withstand daily use in busy inspection environments while maintaining measurement stability.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsed in incoming inspection, on-the-floor assembly checks, or post-repair verification, this gauge helps streamline your workflow by delivering fast, repeatable results. Rely on its consistent dimensions and rugged build to minimize rework, accelerate quality decisions, and keep production moving smoothly.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925079118,"sku":"JBO-500034","price":111.84,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_9cf9c6ca-ffd1-4efa-96d0-5493ce250285.png?v=1737035083"},{"product_id":"jbo-500022","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 11\/16 x 24","description":"\u003cdiv\u003e\n\u003cp\u003e\nJBO Thread Ring Gauge (NoGo) – UNEF – Right Hand – 2A – 11\/16 x 24 is a precision tool designed to verify external thread diameters against Unified thread standards. Built for engineers, inspectors, machinists, and shop floor teams, its NoGo design provides a quick, at-a-glance check to identify non-conforming threads and prevent improper fits.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for fast pass\/fail checks\u003c\/b\u003e: Instantly identify non-conforming threads to streamline inspections and reduce the risk of incorrect assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStandard-compliant UNEF Right Hand 2A 11\/16 x 24 sizing\u003c\/b\u003e: Precisely matched to the UNEF 2A right‑hand thread specification for reliable, repeatable measurements in common applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction with knurled edge\u003c\/b\u003e: Built for durability in demanding environments, with a textured grip that makes handling and turning easier during routine checks.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis ring gauge supports efficient quality control across manufacturing, automotive, and aerospace environments by providing clear, durable, and accurate assessment of external threads. Rely on its robust construction and precise sizing to improve measurement consistency, reduce inspection time, and help ensure components meet required thread standards.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925111886,"sku":"JBO-500022","price":120.61,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_1cdb033d-a289-40d8-a00e-a4d843ff12a0.png?v=1737035198"},{"product_id":"jbo-500025","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 3\/4 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) for UNEF Right Hand, 2A, 3\/4 x 20 is a precision external-thread gauge used to verify that parts meet Unified thread standards. It is ideal for manufacturers, service shops, and inspection labs across automotive, aerospace, and general engineering.\n\u003c\/p\u003e \u003cp\u003e\nWith its NoGo design and durable hardened steel construction, this gauge provides fast, unambiguous pass\/fail results and stands up to daily use in demanding environments.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo Quick Conformance Check\u003c\/b\u003e: The built-in NoGo limit creates a clear pass\/fail indication for external threads, helping you quickly identify out-of-spec parts and prevent improper fittings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened Steel Durability\u003c\/b\u003e: Crafted from hardened steel to resist wear, maintain precise tolerances, and endure frequent handling, cleaning, and tool changes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCalibrated UNEF 2A Right-Hand 3\/4 x 20\u003c\/b\u003e: Precisely sized to the standard, enabling reliable dimension checks and ensuring proper thread engagement in assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO NoGo Ring Gauge helps you speed up setup, reduce inspection time, and improve the consistency of threaded joints. Its robust construction and precise sizing contribute to lower downtime, fewer rejects, and more predictable performance across production lines, whether you manufacture small components or complex assemblies.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925144654,"sku":"JBO-500025","price":127.21,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_c601350f-5bee-4bf0-bed0-b53d0229dccb.png?v=1737035093"},{"product_id":"jbo-500023","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 13\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) for UNEF right-hand threads in size 13\/16 x 20 is a precision inspection tool designed to verify external thread diameters on fasteners, fittings, and machined components. Built for use across manufacturing, automotive, and aerospace environments, it helps inspectors confirm components meet Unified thread standards quickly and consistently.\n\u003c\/p\u003e \u003cp\u003eWith its deliberate NoGo design, this gauge makes non-conforming threads obvious at a glance, reducing guesswork and helping prevent improper assemblies. Crafted from hardened steel, it resists wear and maintains accuracy through daily use in busy inspection rooms and shop floors.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for fast non-conforming detection\u003c\/b\u003e: Quickly identify threads that exceed permissible limits, speeding up inspections and minimizing inaccurate fittings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 13\/16 x 20, Right-Hand, 2A sizing\u003c\/b\u003e: Machined to exact specifications to ensure reliable, repeatable checks across batches and suppliers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable hardened steel construction\u003c\/b\u003e: Built to endure routine handling, calibration, and cleaning while preserving measurement integrity over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis gauge helps streamline quality control by delivering consistent, easy-to-interpret verification of external threads. By confirming proper fitment and flagging out-of-spec parts before assembly, it supports faster workflows, reduces rework, and upholds tight dimensional accuracy across critical applications.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925177422,"sku":"JBO-500023","price":133.78,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_9dcb2a13-e08c-4b35-9956-22a0e6c50fcf.png?v=1737034971"},{"product_id":"jbo-500039","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 7\/8 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) for UNEF external threads in a Right Hand orientation is a precision inspection tool designed to verify external thread diameters quickly and reliably. Tailored for manufacturing, automotive, and aerospace environments, this NoGo gauge helps you identify non-conforming threads at a glance, ensuring proper fit and safe assembly.\n\u003c\/p\u003e \u003cp\u003eCrafted from hardened steel, this gauge maintains dimensional stability under routine shop conditions and provides long tool life even with frequent use. Its 7\/8 x 20 UNEF specification and right-hand 2A designation ensure you’re checking against the correct standard, delivering consistent results across batches.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eNoGo design for quick conformance checks\u003c\/b\u003e: The NoGo feature clearly indicates when a threaded component fails to meet the standard, speeding up inspections and reducing guesswork in quality control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHardened steel construction for durability\u003c\/b\u003e: Built to withstand repeated use in busy workshops, resisting wear and maintaining accuracy over time for dependable performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 7\/8 x 20 right-hand 2A specification\u003c\/b\u003e: Aligns with Unified thread standards to deliver repeatable measurements and fewer reworks in high-volume production.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nThis gauge helps streamline your workflow by providing a simple pass\/fail check on external threads, cutting inspection time, and helping teams avoid misfits in assemblies. With reliable performance, it supports consistent quality across parts and batches, giving you confidence in every measurement.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925210190,"sku":"JBO-500039","price":144.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_b16aae06-57ac-4f4a-b951-4a8d492aed76.png?v=1737034974"},{"product_id":"jbo-500024","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 15\/16 x 20","description":"\u003cdiv\u003e\n\u003cp\u003eThe JBO Thread Ring Gauge NoGo is a precision instrument for measuring external thread diameters. Designed for manufacturing, automotive, and aerospace environments, it helps inspectors and machinists quickly verify that threaded components comply with Unified thread standards and are fit for assembly.\u003c\/p\u003e\n\u003cp\u003eSpecifically calibrated for UNEF 2A right-hand threads (15\/16 x 20), its NoGo function provides a clear pass\/fail reference, enabling non-conforming parts to be identified at a glance and preventing misfits in critical assemblies.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eInstant Go\/NoGo Verification\u003c\/b\u003e: The NoGo design enables quick pass\/fail checks of external threads, helping you confirm correct thread size and catch out-of-tolerance parts at a glance, reducing inspection time and rework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable Hardened-Steel Construction\u003c\/b\u003e: Built to withstand busy shop floors; resists wear and maintains dimensional accuracy through repeated use and clamp-down inspections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePrecise UNEF 2A Right-Hand 15\/16 x 20 Compatibility\u003c\/b\u003e: Specifically matched to UNEF 2A right-hand threads (15\/16 x 20), ensuring reliable measurements and consistent results across production batches.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWith the JBO Thread Ring Gauge NoGo, you gain faster, more reliable thread inspections that help prevent misfits, ensure proper assembly, and protect downstream production. It supports tighter quality control, reduces scrap, and keeps your workflow moving smoothly by giving your team a clear, repeatable method to verify thread engagement on every part.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925242958,"sku":"JBO-500024","price":155.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_7b56cf53-11f9-42cc-99f6-c9dfcad04bcc.png?v=1737035149"},{"product_id":"jbo-500007","title":"JBO Thread Ring Gauge (NoGo) - UNEF - Right Hand - 2A - 1 x 20","description":"\u003cdiv\u003e\n\u003cp\u003e\nThe JBO Thread Ring Gauge (NoGo) is a precise inspection tool designed to verify external UNEF right-hand thread diameters. It’s ideal for manufacturers, machine shops, automotive and aerospace quality teams, and any workshop performing thread checks. Use it to determine whether a threaded component conforms to the required diameter standards with clear, dependable results.\n\u003c\/p\u003e \u003cp\u003e\nThe NoGo design makes non-conforming threads easy to spot during inspection, helping prevent incorrect assemblies and reducing rework. Built from hardened steel, this gauge resists wear in busy production environments to deliver consistent, long-lasting performance.\n\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGo\/No-Go quick verification\u003c\/b\u003e: Instantly判断 whether a thread diameter passes or fails tolerance, speeding up quality checks and reducing guesswork in the inspection process.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDurable hardened steel construction\u003c\/b\u003e: Withstand repeated use in demanding shop environments while maintaining measurement accuracy and reliability over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eUNE F Right-Hand 2A compatibility\u003c\/b\u003e: Precisely sized for UNEF external threads in right-hand orientation, providing standardized, trustworthy checks across compatible parts and assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003e\nUsing the JBO Thread Ring Gauge (NoGo) helps streamline your quality control workflow: quicker inspections, fewer scrap parts, and more consistent results across batches. Its robust build supports everyday use on the shop floor, giving teams confidence in measurements and fitment from receipt through final assembly.\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JBO","offers":[{"title":"Default Title","offer_id":40273925275726,"sku":"JBO-500007","price":163.39,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0560\/3747\/4382\/files\/0001-7175813498823087184_eb2d7977-5e8c-488a-9d05-30d43b74e6bd.png?v=1737035073"}],"url":"https:\/\/www.protool-ltd.co.uk\/collections\/thread-gauges-unef.oembed?page=4","provider":"Protool Precision Tools","version":"1.0","type":"link"}