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JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6e - M5 x 0.8
| Thread Form | Metric |
| Size | M5 |
| Pitch | 0.8 |
| Gauge Type | Ring Gauge (GO) |
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Description
The JBO Thread Ring Gauge (GO) - Metric Coarse - Left Hand - 6e - M5 x 0.8 is a precision inspection tool designed to verify external metric threads quickly and reliably. Built for engineers, machinists, quality teams, and workshops, it helps confirm that threaded parts meet the M5 x 0.8 coarse thread standard, ensuring proper fit and reliable performance in assemblies.
Crafted from hardened steel for exceptional durability, this GO gauge combines a user-friendly design with precise measurements. Its robust construction withstands daily workshop use, and the knurled exterior provides a secure grip for repeatable checks in busy QA workflows.
- Hardened steel construction: Built to last in demanding environments, this ring gauge resists wear and deformation, delivering long tool life and consistent checks across shifts.
- Metric coarse GO gauge for M5 x 0.8: Specifically designed for metric coarse threads, it delivers accurate go/no-go results and reduces inspection time by quickly confirming thread fit.
- Left-hand threading compatibility and ergonomic design: Supports left-handed thread applications with a secure knurled grip and straightforward alignment for rapid setup and repeat use.
Using the JBO Thread Ring Gauge streamlines quality control by providing fast, repeatable measurements that verify components meet standard specifications. This reduces rework, minimizes downtime, and helps you maintain consistent thread fit across production runs, improving overall reliability of assemblies.
Part Numbers
- Protool Part Number
- JBO-502954
- Brand
- JBO
- Category
- Gauge
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
What time are Protool open?
We are open Monday to Friday between 8:30am and 5pm.
Do you offer Free Next Day delivery?
Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.
We also offer the following:
- Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
- DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
- Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
- DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.
For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.
*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.
Full Range: JBO Thread Ring Gauges (GO) - Metric Coarse
View full collection →You are viewing JBO-502954. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-501426 | M1 | 0.25 | £135.97 | 5 days | |
| JBO-501430 | M1.1 | 0.25 | £176.54 | 5 days | |
| JBO-501431 | M1.2 | 0.25 | £128.29 | 5 days | |
| JBO-501434 | M1.4 | 0.3 | £114.03 | 5 days | |
| JBO-501441 | M1.6 | 0.35 | £99.02 | 5 days | |
| JBO-501446 | M1.7 | 0.35 | £120.61 | 5 days | |
| JBO-501448 | M1.8 | 0.35 | £88.27 | 5 days | |
| JBO-501700 | M2 | 0.4 | £83.67 | 5 days | |
| JBO-501714 | M2.2 | 0.45 | £93.31 | 5 days | |
| JBO-501720 | M2.3 | 0.4 | £154.62 | 5 days | |
| JBO-501724 | M2.5 | 0.45 | £67.67 | 5 days | |
| JBO-501739 | M2.6 | 0.45 | £83.11 | 5 days | |
| JBO-501903 | M3 | 0.5 | £52.09 | 5 days | |
| JBO-501919 | M3.5 | 0.6 | £54.82 | 5 days | |
| JBO-502047 | M4 | 0.7 | £47.70 | 5 days | |
| JBO-502069 | M4.5 | 0.75 | £74.13 | 5 days | |
| JBO-502138 | M5 | 0.8 | £47.70 | 5 days | |
| JBO-502214 | M6 | 1 | £47.70 | 5 days | |
| JBO-502271 | M7 | 1 | £54.51 | 5 days | |
| JBO-502301 | M8 | 1.25 | £48.81 | 5 days | |
| JBO-502347 | M9 | 1.25 | £65.13 | 5 days | |
| JBO-501452 | M10 | 1.5 | £54.51 | 5 days | |
| JBO-501492 | M11 | 1.5 | £76.53 | 5 days | |
| JBO-501512 | M12 | 1.75 | £60.74 | 5 days | |
| JBO-501572 | M14 | 2 | £64.91 | 5 days | |
| JBO-501623 | M16 | 2 | £74.24 | 5 days | |
| JBO-501663 | M18 | 2.5 | £87.84 | 5 days | |
| JBO-501748 | M20 | 2.5 | £94.96 | 5 days | |
| JBO-501782 | M22 | 2.5 | £106.80 | 5 days | |
| JBO-501815 | M24 | 3 | £111.84 | 5 days | |
| JBO-501868 | M27 | 3 | £128.29 | 5 days | |
| JBO-501929 | M30 | 3.5 | £135.97 | 5 days | |
| JBO-501975 | M33 | 3.5 | £154.62 | 5 days | |
| JBO-502011 | M36 | 4 | £163.39 | 5 days | |
| JBO-502039 | M39 | 4 | £179.84 | 5 days | |
| JBO-502093 | M42 | 4.5 | £186.41 | 5 days | |
| JBO-502108 | M45 | 4.5 | £198.46 | 5 days | |
| JBO-502125 | M48 | 5 | £209.44 | 5 days | |
| JBO-502176 | M52 | 5 | £250.01 | 5 days | |
| JBO-502199 | M56 | 5.5 | £239.05 | 5 days | |
| JBO-502244 | M60 | 5.5 | £321.28 | 5 days | |
| JBO-502257 | M64 | 6 | £339.93 | 5 days | |
| JBO-502267 | M68 | 6 | £362.95 | 5 days | |
| JBO-501443 | M1.6 | 0.35 | £117.33 | 5 days | |
| JBO-501704 | M2 | 0.4 | £95.95 | 5 days | |
| JBO-501715 | M2.2 | 0.45 | £107.24 | 5 days | |
| JBO-501728 | M2.5 | 0.45 | £76.44 | 5 days | |
| JBO-501906 | M3 | 0.5 | £58.90 | 5 days | |
| JBO-501921 | M3.5 | 0.6 | £59.98 | 5 days | |
| JBO-502051 | M4 | 0.7 | £53.62 | 5 days | |
| JBO-502143 | M5 | 0.8 | £53.62 | 5 days | |
| JBO-502218 | M6 | 1 | £53.62 | 5 days | |
| JBO-502272 | M7 | 1 | £62.72 | 5 days | |
| JBO-502305 | M8 | 1.25 | £54.94 | 5 days | |
| JBO-502956 | M9 | 1.25 | £82.24 | 5 days | |
| JBO-501456 | M10 | 1.5 | £63.50 | 5 days | |
| JBO-501494 | M11 | 1.5 | £96.40 | 5 days | |
| JBO-501517 | M12 | 1.75 | £70.29 | 5 days | |
| JBO-501574 | M14 | 2 | £77.97 | 5 days | |
| JBO-501626 | M16 | 2 | £83.67 | 5 days | |
| JBO-501664 | M18 | 2.5 | £97.16 | 5 days | |
| JBO-501751 | M20 | 2.5 | £107.15 | 5 days | |
| JBO-501783 | M22 | 2.5 | £129.40 | 5 days | |
| JBO-501817 | M24 | 3 | £137.06 | 5 days | |
| JBO-501869 | M27 | 3 | £154.62 | 5 days | |
| JBO-501931 | M30 | 3.5 | £168.86 | 5 days | |
| JBO-504575 | M33 | 3.5 | £187.50 | 5 days | |
| JBO-503038 | M36 | 4 | £199.57 | 5 days | |
| JBO-518837 | M39 | 4 | £216.02 | 5 days | |
| JBO-501444 | M1.6 | 0.35 | £124.99 | 5 days | |
| JBO-501450 | M1.8 | 0.35 | £124.99 | 5 days | |
| JBO-501705 | M2 | 0.4 | £105.26 | 5 days | |
| JBO-506050 | M2.2 | 0.45 | £117.33 | 5 days | |
| JBO-501908 | M3 | 0.5 | £63.83 | 5 days | |
| JBO-501923 | M3.5 | 0.6 | £66.02 | 5 days | |
| JBO-502052 | M4 | 0.7 | £58.90 | 5 days | |
| JBO-502145 | M5 | 0.8 | £58.90 | 5 days | |
| JBO-502220 | M6 | 1 | £58.90 | 5 days | |
| JBO-502273 | M7 | 1 | £68.54 | 5 days | |
| JBO-502306 | M8 | 1.25 | £60.43 | 5 days | |
| JBO-502349 | M9 | 1.25 | £82.24 | 5 days | |
| JBO-501457 | M10 | 1.5 | £69.51 | 5 days | |
| JBO-501495 | M11 | 1.5 | £96.40 | 5 days | |
| JBO-501518 | M12 | 1.75 | £77.19 | 5 days | |
| JBO-501575 | M14 | 2 | £82.45 | 5 days | |
| JBO-501627 | M16 | 2 | £91.67 | 5 days | |
| JBO-501665 | M18 | 2.5 | £106.25 | 5 days | |
| JBO-501752 | M20 | 2.5 | £117.33 | 5 days | |
| JBO-501784 | M22 | 2.5 | £129.40 | 5 days | |
| JBO-501818 | M24 | 3 | £137.06 | 5 days | |
| JBO-501870 | M27 | 3 | £154.62 | 5 days | |
| JBO-501932 | M30 | 3.5 | £168.86 | 5 days | |
| JBO-503924 | M33 | 3.5 | £183.12 | 5 days | |
| JBO-502012 | M36 | 4 | £199.57 | 5 days | |
| JBO-503893 | M39 | 4 | £216.02 | 5 days | |
| JBO-503932 | M42 | 4.5 | £285.10 | 5 days | |
| JBO-506059 | M45 | 4.5 | £301.53 | 5 days | |
| JBO-505775 | M48 | 5 | £321.28 | 5 days | |
| JBO-506060 | M52 | 5 | £343.21 | 5 days | |
| JBO-501427 | M1 | 0.25 | £509.89 | 5 days | |
| JBO-506034 | M1.1 | 0.25 | £649.14 | 5 days | |
| JBO-501432 | M1.2 | 0.25 | £467.11 | 5 days | |
| JBO-501435 | M1.4 | 0.3 | £144.74 | 5 days | |
| JBO-501442 | M1.6 | 0.35 | £124.99 | 5 days | |
| JBO-501449 | M1.8 | 0.35 | £111.84 | 5 days | |
| JBO-501702 | M2 | 0.4 | £105.26 | 5 days | |
| JBO-503906 | M2.2 | 0.45 | £117.33 | 5 days | |
| JBO-501729 | M2.5 | 0.45 | £82.80 | 5 days | |
| JBO-501905 | M3 | 0.5 | £63.83 | 5 days | |
| JBO-501920 | M3.5 | 0.6 | £66.02 | 5 days | |
| JBO-502049 | M4 | 0.7 | £58.90 | 5 days | |
| JBO-502141 | M5 | 0.8 | £58.90 | 5 days | |
| JBO-502217 | M6 | 1 | £58.90 | 5 days | |
| JBO-502915 | M7 | 1 | £68.54 | 5 days | |
| JBO-502304 | M8 | 1.25 | £60.43 | 5 days | |
| JBO-502348 | M9 | 1.25 | £82.24 | 5 days | |
| JBO-501455 | M10 | 1.5 | £69.51 | 5 days | |
| JBO-501493 | M11 | 1.5 | £96.40 | 5 days | |
| JBO-501515 | M12 | 1.75 | £77.19 | 5 days | |
| JBO-503905 | M14 | 2 | £82.45 | 5 days | |
| JBO-501625 | M16 | 2 | £91.67 | 5 days | |
| JBO-503907 | M18 | 2.5 | £106.25 | 5 days | |
| JBO-501750 | M20 | 2.5 | £117.33 | 5 days | |
| JBO-503879 | M22 | 2.5 | £131.59 | 5 days | |
| JBO-503588 | M24 | 3 | £137.06 | 5 days | |
| JBO-503908 | M27 | 3 | £144.74 | 5 days | |
| JBO-501930 | M30 | 3.5 | £172.16 | 5 days | |
| JBO-506038 | M1.4 | 0.3 | £163.39 | 5 days | |
| JBO-505880 | M1.6 | 0.35 | £141.45 | 5 days | |
| JBO-501707 | M2 | 0.4 | £127.21 | 5 days | |
| JBO-501730 | M2.5 | 0.45 | £94.73 | 5 days | |
| JBO-501910 | M3 | 0.5 | £63.83 | 5 days | |
| JBO-501924 | M3.5 | 0.6 | £66.02 | 5 days | |
| JBO-502053 | M4 | 0.7 | £58.90 | 5 days | |
| JBO-502147 | M5 | 0.8 | £58.90 | 5 days | |
| JBO-502222 | M6 | 1 | £58.90 | 5 days | |
| JBO-502274 | M7 | 1 | £68.54 | 5 days | |
| JBO-502308 | M8 | 1.25 | £60.43 | 5 days | |
| JBO-502800 | M9 | 1.25 | £82.24 | 5 days | |
| JBO-501459 | M10 | 1.5 | £69.51 | 5 days | |
| JBO-503911 | M11 | 1.5 | £96.40 | 5 days | |
| JBO-501520 | M12 | 1.75 | £77.19 | 5 days | |
| JBO-501576 | M14 | 2 | £94.09 | 5 days | |
| JBO-501628 | M16 | 2 | £91.67 | 5 days | |
| JBO-501666 | M18 | 2.5 | £106.25 | 5 days | |
| JBO-501753 | M20 | 2.5 | £117.33 | 5 days | |
| JBO-501786 | M22 | 2.5 | £129.40 | 5 days | |
| JBO-501819 | M24 | 3 | £137.06 | 5 days | |
| JBO-501871 | M27 | 3 | £154.62 | 5 days | |
| JBO-501933 | M30 | 3.5 | £168.86 | 5 days | |
| JBO-501976 | M33 | 3.5 | £183.12 | 5 days | |
| JBO-502013 | M36 | 4 | £199.57 | 5 days | |
| JBO-502987 | M39 | 4 | £230.28 | 5 days | |
| JBO-503533 | M42 | 4.5 | £250.01 | 5 days | |
| JBO-503327 | M45 | 4.5 | £264.27 | 5 days | |
| JBO-503534 | M48 | 5 | £280.72 | 5 days | |
| JBO-503535 | M52 | 5 | £301.53 | 5 days | |
| JBO-503914 | M4 | 0.7 | £69.74 | 5 days | |
| JBO-502954 Viewing | M5 | 0.8 | £69.74 | 5 days | |
| JBO-502224 | M6 | 1 | £69.74 | 5 days | |
| JBO-502309 | M8 | 1.25 | £71.39 | 5 days | |
| JBO-503093 | M10 | 1.5 | £82.35 | 5 days | |
| JBO-503759 | M12 | 1.75 | £91.57 | 5 days | |
| JBO-503643 | M16 | 2 | £108.68 | 5 days | |
| JBO-503915 | M20 | 2.5 | £137.06 | 5 days |
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