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JBO Thread Plug Gauge (NoGo) - Metric Fine - Right Hand - 6H - M55 x 4
SKU:JBO-516925
The JBO Thread Plug Gauge (NoGo) - Metric Fine is a precision inspection tool designed to verify metric fine-threaded holes with confidence. Aimed at engineers, machinists, quality inspectors, an...
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Specification
| Thread Form | Metric |
| Size | M55 |
| Pitch | 4 |
| Gauge Type | Plug Gauge (NoGo) |
| Thread Direction | Right Hand |
| Tolerance | 6H |
£160.09
Prices shown ex. VAT
5 days estimated lead time
— subject to availability
View Other Sizes →
Free delivery over £50 ex VAT
Secure checkout
14-day returns
30+ years expertise
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Learn more about Klarna
The JBO Thread Plug Gauge (NoGo) - Metric Fine is a precision inspection tool designed to verify metric fine-threaded holes with confidence. Aimed at engineers, machinists, quality inspectors, and shop crews, this NoGo gauge helps you quickly confirm whether a hole meets the required metric fine specification for reliability and proper assembly. It’s specifically sized for M55 x 4, right-hand threads, with 6H tolerance to ensure accurate gauging across your production line.
- Precise NoGo verification for metric fine threads: Delivers clear pass/fail indications for hole readiness, helping you speed up inspections and reduce rework by catching nonconforming parts early.
- Durable hardened steel with knurled grip: Built to endure daily use in busy work environments, resist wear, and provide a secure, non-slip grip for repeatable measurements even in tight spaces.
- Optimized for M55 x 4, 6H right-hand threads: Specifically matched to standard metric fine-hole sizes, ensuring reliable measurements and consistent results in quality control and assembly processes.
Using the JBO NoGo Metric Fine plug gauge streamlines your thread inspection workflow. Its robust construction and precise dimensions support repeatable gauging, helping you maintain tighter quality control, reduce downtime, and confidently verify threaded components before they move to the next production step.
| Thread Form | Metric |
| Size | M55 |
| Pitch | 4 |
| Gauge Type | Plug Gauge (NoGo) |
| Thread Direction | Right Hand |
| Tolerance | 6H |
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.
★★★★★
Nice experience staff are very helpful and interested...
Staff are very helpful and interested in providing a good service making us the customer feel valued.
★★★★★
first place we look
honest about stock and prices are competitive.
★★★★★
Polite and helpful
Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
★★★★★
Buying experience
Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
Full Range: JBO Thread Plug Gauges (NoGo) - Metric Fine
View full collection →You are viewing JBO-516925. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-510384 | M42 | 1 | £99.13 | 5 days | |
| JBO-510396 | M45 | 1 | £104.39 | 5 days | |
| JBO-510410 | M48 | 1 | £111.84 | 5 days | |
| JBO-510435 | M50 | 1 | £117.33 | 5 days | |
| JBO-510445 | M52 | 1 | £121.72 | 5 days | |
| JBO-513566 | M55 | 1 | £129.40 | 5 days | |
| JBO-510458 | M56 | 1 | £131.59 | 5 days | |
| JBO-510465 | M58 | 1 | £141.45 | 5 days | |
| JBO-513147 | M60 | 1 | £148.02 | 5 days | |
| JBO-513479 | M62 | 1 | £167.77 | 5 days | |
| JBO-513731 | M64 | 1 | £169.96 | 5 days | |
| JBO-514016 | M65 | 1 | £172.16 | 5 days | |
| JBO-516620 | M68 | 1 | £182.03 | 5 days | |
| JBO-510507 | M70 | 1 | £186.41 | 5 days | |
| JBO-520033 | M72 | 1 | £194.08 | 5 days | |
| JBO-520034 | M75 | 1 | £207.25 | 5 days | |
| JBO-520035 | M76 | 1 | £208.34 | 5 days | |
| JBO-520036 | M78 | 1 | £221.49 | 5 days | |
| JBO-520037 | M80 | 1 | £219.30 | 5 days | |
| JBO-510386 | M42 | 1.5 | £84.99 | 5 days | |
| JBO-510397 | M45 | 1.5 | £89.92 | 5 days | |
| JBO-510412 | M48 | 1.5 | £95.74 | 5 days | |
| JBO-510436 | M50 | 1.5 | £99.13 | 5 days | |
| JBO-510446 | M52 | 1.5 | £102.32 | 5 days | |
| JBO-510454 | M55 | 1.5 | £109.65 | 5 days | |
| JBO-510459 | M56 | 1.5 | £111.84 | 5 days | |
| JBO-510466 | M58 | 1.5 | £115.14 | 5 days | |
| JBO-510483 | M60 | 1.5 | £119.52 | 5 days | |
| JBO-510488 | M62 | 1.5 | £123.91 | 5 days | |
| JBO-510493 | M64 | 1.5 | £127.21 | 5 days | |
| JBO-510496 | M65 | 1.5 | £131.59 | 5 days | |
| JBO-510501 | M68 | 1.5 | £134.87 | 5 days | |
| JBO-510508 | M70 | 1.5 | £141.45 | 5 days | |
| JBO-510511 | M72 | 1.5 | £149.13 | 5 days | |
| JBO-510513 | M75 | 1.5 | £155.70 | 5 days | |
| JBO-513382 | M76 | 1.5 | £188.61 | 5 days | |
| JBO-510517 | M78 | 1.5 | £162.28 | 5 days | |
| JBO-510543 | M80 | 1.5 | £167.77 | 5 days | |
| JBO-510546 | M82 | 1.5 | £169.96 | 5 days | |
| JBO-510547 | M85 | 1.5 | £176.54 | 5 days | |
| JBO-510551 | M88 | 1.5 | £182.03 | 5 days | |
| JBO-510561 | M90 | 1.5 | £186.41 | 5 days | |
| JBO-513056 | M92 | 1.5 | £194.08 | 5 days | |
| JBO-520054 | M98 | 1.5 | £246.71 | 5 days | |
| JBO-510089 | M100 | 1.5 | £207.25 | 5 days | |
| JBO-510092 | M102 | 1.5 | £248.90 | 5 days | |
| JBO-513006 | M105 | 1.5 | £219.30 | 5 days | |
| JBO-520055 | M108 | 1.5 | £265.35 | 5 days | |
| JBO-513931 | M110 | 1.5 | £230.28 | 5 days | |
| JBO-510105 | M112 | 1.5 | £267.55 | 5 days | |
| JBO-520056 | M115 | 1.5 | £276.31 | 5 days | |
| JBO-520057 | M118 | 1.5 | £284.00 | 5 days | |
| JBO-520058 | M120 | 1.5 | £286.19 | 5 days | |
| JBO-520059 | M122 | 1.5 | £309.22 | 5 days | |
| JBO-520060 | M125 | 1.5 | £301.53 | 5 days | |
| JBO-510124 | M128 | 1.5 | £325.67 | 5 days | |
| JBO-517862 | M130 | 1.5 | £313.60 | 5 days | |
| JBO-520061 | M132 | 1.5 | £319.09 | 5 days | |
| JBO-517018 | M135 | 1.5 | £334.44 | 5 days | |
| JBO-520062 | M138 | 1.5 | £341.01 | 5 days | |
| JBO-520063 | M140 | 1.5 | £346.50 | 5 days | |
| JBO-520064 | M142 | 1.5 | £345.40 | 5 days | |
| JBO-520065 | M145 | 1.5 | £357.46 | 5 days | |
| JBO-520066 | M148 | 1.5 | £367.34 | 5 days | |
| JBO-518078 | M150 | 1.5 | £373.92 | 5 days | |
| JBO-510389 | M42 | 2 | £87.63 | 5 days | |
| JBO-510400 | M45 | 2 | £93.55 | 5 days | |
| JBO-510415 | M48 | 2 | £98.69 | 5 days | |
| JBO-510439 | M50 | 2 | £102.10 | 5 days | |
| JBO-510448 | M52 | 2 | £106.14 | 5 days | |
| JBO-510456 | M55 | 2 | £112.95 | 5 days | |
| JBO-510461 | M56 | 2 | £115.14 | 5 days | |
| JBO-510467 | M58 | 2 | £118.42 | 5 days | |
| JBO-510484 | M60 | 2 | £123.91 | 5 days | |
| JBO-510489 | M62 | 2 | £127.21 | 5 days | |
| JBO-510494 | M64 | 2 | £131.59 | 5 days | |
| JBO-510497 | M65 | 2 | £134.87 | 5 days | |
| JBO-510502 | M68 | 2 | £141.45 | 5 days | |
| JBO-510509 | M70 | 2 | £144.74 | 5 days | |
| JBO-510512 | M72 | 2 | £150.21 | 5 days | |
| JBO-510514 | M75 | 2 | £155.70 | 5 days | |
| JBO-510516 | M76 | 2 | £166.67 | 5 days | |
| JBO-510518 | M78 | 2 | £169.96 | 5 days | |
| JBO-510544 | M80 | 2 | £167.77 | 5 days | |
| JBO-516627 | M82 | 2 | £178.73 | 5 days | |
| JBO-510548 | M85 | 2 | £178.73 | 5 days | |
| JBO-510552 | M88 | 2 | £196.27 | 5 days | |
| JBO-510562 | M90 | 2 | £186.41 | 5 days | |
| JBO-510565 | M92 | 2 | £191.89 | 5 days | |
| JBO-510567 | M95 | 2 | £196.27 | 5 days | |
| JBO-510568 | M98 | 2 | £201.76 | 5 days | |
| JBO-510090 | M100 | 2 | £207.25 | 5 days | |
| JBO-516575 | M102 | 2 | £252.20 | 5 days | |
| JBO-510093 | M105 | 2 | £219.30 | 5 days | |
| JBO-510095 | M108 | 2 | £266.46 | 5 days | |
| JBO-510103 | M110 | 2 | £229.17 | 5 days | |
| JBO-516577 | M112 | 2 | £274.12 | 5 days | |
| JBO-513918 | M115 | 2 | £276.31 | 5 days | |
| JBO-519513 | M118 | 2 | £288.38 | 5 days | |
| JBO-510122 | M120 | 2 | £286.19 | 5 days | |
| JBO-516578 | M122 | 2 | £309.22 | 5 days | |
| JBO-514978 | M125 | 2 | £301.53 | 5 days | |
| JBO-520077 | M128 | 2 | £309.22 | 5 days | |
| JBO-514719 | M130 | 2 | £313.60 | 5 days | |
| JBO-510129 | M132 | 2 | £319.09 | 5 days | |
| JBO-520078 | M135 | 2 | £326.75 | 5 days | |
| JBO-520079 | M138 | 2 | £335.54 | 5 days | |
| JBO-518882 | M140 | 2 | £338.82 | 5 days | |
| JBO-520081 | M142 | 2 | £345.40 | 5 days | |
| JBO-519516 | M145 | 2 | £350.89 | 5 days | |
| JBO-520083 | M148 | 2 | £359.66 | 5 days | |
| JBO-510149 | M150 | 2 | £365.15 | 5 days | |
| JBO-510391 | M42 | 3 | £102.98 | 5 days | |
| JBO-510402 | M45 | 3 | £108.78 | 5 days | |
| JBO-510418 | M48 | 3 | £115.14 | 5 days | |
| JBO-510441 | M50 | 3 | £150.21 | 5 days | |
| JBO-510450 | M52 | 3 | £123.91 | 5 days | |
| JBO-516616 | M55 | 3 | £149.13 | 5 days | |
| JBO-510462 | M56 | 3 | £148.02 | 5 days | |
| JBO-510468 | M58 | 3 | £155.70 | 5 days | |
| JBO-513226 | M60 | 3 | £159.00 | 5 days | |
| JBO-513528 | M62 | 3 | £166.67 | 5 days | |
| JBO-513531 | M64 | 3 | £166.67 | 5 days | |
| JBO-510498 | M65 | 3 | £168.86 | 5 days | |
| JBO-513536 | M68 | 3 | £182.03 | 5 days | |
| JBO-520102 | M70 | 3 | £183.12 | 5 days | |
| JBO-513126 | M72 | 3 | £186.41 | 5 days | |
| JBO-510515 | M75 | 3 | £198.46 | 5 days | |
| JBO-520103 | M76 | 3 | £199.57 | 5 days | |
| JBO-516626 | M80 | 3 | £209.44 | 5 days | |
| JBO-510549 | M85 | 3 | £223.68 | 5 days | |
| JBO-510563 | M90 | 3 | £235.75 | 5 days | |
| JBO-516857 | M95 | 3 | £250.01 | 5 days | |
| JBO-510091 | M100 | 3 | £264.27 | 5 days | |
| JBO-517741 | M105 | 3 | £276.31 | 5 days | |
| JBO-510104 | M110 | 3 | £287.29 | 5 days | |
| JBO-517090 | M115 | 3 | £303.75 | 5 days | |
| JBO-520104 | M120 | 3 | £314.71 | 5 days | |
| JBO-510123 | M125 | 3 | £327.86 | 5 days | |
| JBO-513757 | M130 | 3 | £342.12 | 5 days | |
| JBO-516892 | M135 | 3 | £356.38 | 5 days | |
| JBO-510145 | M140 | 3 | £370.62 | 5 days | |
| JBO-512979 | M145 | 3 | £384.88 | 5 days | |
| JBO-520105 | M150 | 3 | £398.03 | 5 days | |
| JBO-513506 | M52 | 4 | £141.45 | 5 days | |
| JBO-516925 Viewing | M55 | 4 | £160.09 | 5 days | |
| JBO-510463 | M56 | 4 | £148.02 | 5 days | |
| JBO-520106 | M58 | 4 | £161.19 | 5 days | |
| JBO-510487 | M60 | 4 | £159.00 | 5 days | |
| JBO-510490 | M62 | 4 | £163.39 | 5 days | |
| JBO-510495 | M64 | 4 | £166.67 | 5 days | |
| JBO-514098 | M65 | 4 | £168.86 | 5 days | |
| JBO-520107 | M68 | 4 | £178.73 | 5 days | |
| JBO-518830 | M72 | 4 | £186.41 | 5 days | |
| JBO-520109 | M75 | 4 | £198.46 | 5 days | |
| JBO-520110 | M76 | 4 | £199.57 | 5 days | |
| JBO-510545 | M80 | 4 | £209.44 | 5 days | |
| JBO-510550 | M85 | 4 | £223.68 | 5 days | |
| JBO-520111 | M90 | 4 | £235.75 | 5 days | |
| JBO-520112 | M95 | 4 | £250.01 | 5 days | |
| JBO-517074 | M100 | 4 | £264.27 | 5 days | |
| JBO-516044 | M105 | 4 | £276.31 | 5 days | |
| JBO-513659 | M110 | 4 | £287.29 | 5 days | |
| JBO-520113 | M115 | 4 | £303.75 | 5 days | |
| JBO-517003 | M120 | 4 | £314.71 | 5 days | |
| JBO-520114 | M125 | 4 | £327.86 | 5 days | |
| JBO-520115 | M130 | 4 | £342.12 | 5 days | |
| JBO-520116 | M135 | 4 | £356.38 | 5 days | |
| JBO-520117 | M140 | 4 | £370.62 | 5 days | |
| JBO-520118 | M145 | 4 | £384.88 | 5 days | |
| JBO-520119 | M150 | 4 | £398.03 | 5 days | |
| JBO-520120 | M70 | 6 | £200.65 | 5 days | |
| JBO-510510 | M72 | 6 | £203.95 | 5 days | |
| JBO-520122 | M76 | 6 | £210.53 | 5 days | |
| JBO-510542 | M80 | 6 | £223.68 | 5 days | |
| JBO-520123 | M85 | 6 | £237.94 | 5 days | |
| JBO-516631 | M90 | 6 | £253.31 | 5 days | |
| JBO-520124 | M95 | 6 | £270.84 | 5 days | |
| JBO-520125 | M100 | 6 | £284.00 | 5 days | |
| JBO-510388 | M42 | 1.5 | £104.29 | 5 days | |
| JBO-510398 | M45 | 1.5 | £108.12 | 5 days | |
| JBO-510413 | M48 | 1.5 | £117.33 | 5 days | |
| JBO-510437 | M50 | 1.5 | £120.61 | 5 days | |
| JBO-510447 | M52 | 1.5 | £124.99 | 5 days | |
| JBO-516615 | M55 | 1.5 | £137.06 | 5 days | |
| JBO-518946 | M56 | 1.5 | £141.45 | 5 days | |
| JBO-518533 | M58 | 1.5 | £145.83 | 5 days | |
| JBO-514813 | M60 | 1.5 | £148.02 | 5 days | |
| JBO-510390 | M42 | 2 | £107.15 | 5 days | |
| JBO-516609 | M45 | 2 | £114.03 | 5 days | |
| JBO-510416 | M48 | 2 | £123.91 | 5 days | |
| JBO-524417 | M50 | 2 | £128.29 | 5 days | |
| JBO-510449 | M52 | 2 | £132.68 | 5 days | |
| JBO-513206 | M55 | 2 | £150.21 | 5 days | |
| JBO-524418 | M56 | 2 | £145.83 | 5 days | |
| JBO-524419 | M58 | 2 | £145.83 | 5 days | |
| JBO-513540 | M60 | 2 | £151.32 | 5 days | |
| JBO-524475 | M62 | 2 | £168.86 | 5 days | |
| JBO-523684 | M64 | 2 | £174.35 | 5 days | |
| JBO-526516 | M65 | 2 | £172.16 | 5 days | |
| JBO-526518 | M68 | 2 | £177.65 | 5 days | |
| JBO-513441 | M70 | 2 | £182.03 | 5 days | |
| JBO-524469 | M72 | 2 | £187.50 | 5 days | |
| JBO-524470 | M75 | 2 | £196.27 | 5 days | |
| JBO-517395 | M76 | 2 | £202.87 | 5 days | |
| JBO-517904 | M78 | 2 | £212.72 | 5 days | |
| JBO-519864 | M80 | 2 | £209.44 | 5 days | |
| JBO-524471 | M82 | 2 | £224.79 | 5 days | |
| JBO-517009 | M85 | 2 | £219.30 | 5 days | |
| JBO-510387 | M42 | 1.5 | £112.95 | 5 days | |
| JBO-519782 | M45 | 1.5 | £115.14 | 5 days | |
| JBO-513661 | M48 | 1.5 | £131.59 | 5 days | |
| JBO-518897 | M50 | 1.5 | £127.21 | 5 days | |
| JBO-514158 | M52 | 1.5 | £130.48 | 5 days | |
| JBO-517423 | M55 | 1.5 | £144.74 | 5 days | |
| JBO-523163 | M56 | 1.5 | £154.62 | 5 days | |
| JBO-515466 | M58 | 1.5 | £152.43 | 5 days | |
| JBO-514890 | M60 | 1.5 | £160.09 | 5 days | |
| JBO-517118 | M42 | 2 | £116.23 | 5 days | |
| JBO-515068 | M45 | 2 | £123.91 | 5 days | |
| JBO-516610 | M48 | 2 | £129.40 | 5 days | |
| JBO-524420 | M50 | 2 | £142.55 | 5 days | |
| JBO-515069 | M52 | 2 | £141.45 | 5 days | |
| JBO-517064 | M55 | 2 | £155.70 | 5 days | |
| JBO-524421 | M56 | 2 | £160.09 | 5 days | |
| JBO-524422 | M58 | 2 | £164.47 | 5 days | |
| JBO-524423 | M60 | 2 | £163.39 | 5 days | |
| JBO-520040 | M42 | 1 | £130.48 | 5 days | |
| JBO-520041 | M45 | 1 | £137.06 | 5 days | |
| JBO-514651 | M48 | 1 | £149.13 | 5 days | |
| JBO-516867 | M50 | 1 | £154.62 | 5 days | |
| JBO-517230 | M52 | 1 | £161.19 | 5 days | |
| JBO-517232 | M55 | 1 | £169.96 | 5 days | |
| JBO-517234 | M56 | 1 | £167.77 | 5 days | |
| JBO-517237 | M58 | 1 | £185.31 | 5 days | |
| JBO-517240 | M60 | 1 | £195.18 | 5 days | |
| JBO-513097 | M42 | 1.5 | £107.03 | 5 days | |
| JBO-510399 | M45 | 1.5 | £112.95 | 5 days | |
| JBO-510414 | M48 | 1.5 | £122.80 | 5 days | |
| JBO-510438 | M50 | 1.5 | £123.91 | 5 days | |
| JBO-513500 | M52 | 1.5 | £128.29 | 5 days | |
| JBO-510455 | M55 | 1.5 | £141.45 | 5 days | |
| JBO-510460 | M56 | 1.5 | £143.64 | 5 days | |
| JBO-513186 | M58 | 1.5 | £152.43 | 5 days | |
| JBO-513227 | M60 | 1.5 | £160.09 | 5 days | |
| JBO-517283 | M62 | 1.5 | £163.39 | 5 days | |
| JBO-517060 | M64 | 1.5 | £169.96 | 5 days | |
| JBO-516618 | M65 | 1.5 | £174.35 | 5 days | |
| JBO-517284 | M68 | 1.5 | £174.35 | 5 days | |
| JBO-517285 | M70 | 1.5 | £180.92 | 5 days |
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