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JBO Thread Plug Gauge (GO) - Metric Fine - Right Hand - 6G - M55 x 1.5
SKU:JBO-518531
The JBO Thread Plug Gauge (GO) - Metric Fine, Right Hand, 6G, M55 x 1.5 is a precision inspection tool designed to quickly verify threaded holes meet exact specifications. Built for engineers, mac...
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Specifications at a glance
View all specifications ↓
| Thread Form | Metric |
| Size | M55 |
| Pitch | 1.5 |
| Gauge Type | Plug Gauge (GO) |
£150.21
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
Compatible certification
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Description
The JBO Thread Plug Gauge (GO) - Metric Fine, Right Hand, 6G, M55 x 1.5 is a precision inspection tool designed to quickly verify threaded holes meet exact specifications. Built for engineers, machinists, quality teams, and shop floor technicians, it provides a reliable go/no-go check that confirms hole dimensions with minimal effort.
- Precision Go Gauge for M55 x 1.5 Metric Fine Threads: Quickly verify that threaded holes will accept the GO gauge, helping ensure compliance with the M55 x 1.5 specification and reducing trial fits.
- Hardened Steel Construction for Long Life: Crafted from hardened steel to resist wear, maintain accurate tolerances, and endure daily use in demanding environments.
- Easy Handling with Right‑Hand, Knurled Design: The knurled body and right‑hand orientation provide secure grip and straightforward alignment, enabling fast, repeatable checks across operators.
Using this plug gauge in your quality control workflow helps shorten inspection times, reduce rework, and deliver consistent results across batches. It provides a dependable, durable solution for verifying metric fine threads and the M55 x 1.5 hole size, giving you confidence that every part meets spec before moving to the next stage of production.
Part Numbers
- Protool Part Number
- JBO-518531
- Brand
- JBO
- Category
- Gauge
No downloads are attached to this product yet.
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
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.
Ask our technical team about this tool
Full Range: JBO Thread Plug Gauges (GO) - Metric Fine
View full collection →You are viewing JBO-518531. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-511113 | M42 | 1 | £106.37 | 5 days | |
| JBO-511123 | M45 | 1 | £114.03 | 5 days | |
| JBO-511138 | M48 | 1 | £121.72 | 5 days | |
| JBO-511165 | M50 | 1 | £127.21 | 5 days | |
| JBO-511175 | M52 | 1 | £131.59 | 5 days | |
| JBO-513565 | M55 | 1 | £143.64 | 5 days | |
| JBO-511188 | M56 | 1 | £145.83 | 5 days | |
| JBO-511194 | M58 | 1 | £153.51 | 5 days | |
| JBO-511212 | M60 | 1 | £160.09 | 5 days | |
| JBO-513478 | M62 | 1 | £184.22 | 5 days | |
| JBO-513730 | M64 | 1 | £187.50 | 5 days | |
| JBO-514015 | M65 | 1 | £194.08 | 5 days | |
| JBO-511228 | M68 | 1 | £202.87 | 5 days | |
| JBO-511239 | M70 | 1 | £208.34 | 5 days | |
| JBO-520030 | M72 | 1 | £213.83 | 5 days | |
| JBO-520031 | M75 | 1 | £230.28 | 5 days | |
| JBO-511249 | M76 | 1 | £231.36 | 5 days | |
| JBO-520032 | M78 | 1 | £244.52 | 5 days | |
| JBO-511273 | M80 | 1 | £242.33 | 5 days | |
| JBO-511114 | M42 | 1.5 | £92.54 | 5 days | |
| JBO-511124 | M45 | 1.5 | £98.14 | 5 days | |
| JBO-511140 | M48 | 1.5 | £104.06 | 5 days | |
| JBO-511166 | M50 | 1.5 | £107.03 | 5 days | |
| JBO-511176 | M52 | 1.5 | £111.84 | 5 days | |
| JBO-511184 | M55 | 1.5 | £118.42 | 5 days | |
| JBO-511189 | M56 | 1.5 | £120.61 | 5 days | |
| JBO-511195 | M58 | 1.5 | £124.99 | 5 days | |
| JBO-511213 | M60 | 1.5 | £129.40 | 5 days | |
| JBO-511216 | M62 | 1.5 | £132.68 | 5 days | |
| JBO-511219 | M64 | 1.5 | £139.25 | 5 days | |
| JBO-511223 | M65 | 1.5 | £144.74 | 5 days | |
| JBO-511229 | M68 | 1.5 | £149.13 | 5 days | |
| JBO-511240 | M70 | 1.5 | £152.43 | 5 days | |
| JBO-511243 | M72 | 1.5 | £162.28 | 5 days | |
| JBO-511247 | M75 | 1.5 | £168.86 | 5 days | |
| JBO-511250 | M76 | 1.5 | £210.53 | 5 days | |
| JBO-511252 | M78 | 1.5 | £174.35 | 5 days | |
| JBO-511274 | M80 | 1.5 | £179.84 | 5 days | |
| JBO-511278 | M82 | 1.5 | £184.22 | 5 days | |
| JBO-511280 | M85 | 1.5 | £191.89 | 5 days | |
| JBO-516722 | M88 | 1.5 | £198.46 | 5 days | |
| JBO-511296 | M90 | 1.5 | £201.76 | 5 days | |
| JBO-513057 | M92 | 1.5 | £208.34 | 5 days | |
| JBO-511302 | M95 | 1.5 | £211.63 | 5 days | |
| JBO-520042 | M98 | 1.5 | £275.23 | 5 days | |
| JBO-510837 | M100 | 1.5 | £224.79 | 5 days | |
| JBO-510840 | M102 | 1.5 | £277.42 | 5 days | |
| JBO-516858 | M105 | 1.5 | £235.75 | 5 days | |
| JBO-520044 | M108 | 1.5 | £293.87 | 5 days | |
| JBO-510850 | M110 | 1.5 | £246.71 | 5 days | |
| JBO-510853 | M112 | 1.5 | £298.26 | 5 days | |
| JBO-520045 | M115 | 1.5 | £307.02 | 5 days | |
| JBO-520046 | M118 | 1.5 | £314.71 | 5 days | |
| JBO-520047 | M120 | 1.5 | £319.09 | 5 days | |
| JBO-516664 | M122 | 1.5 | £345.40 | 5 days | |
| JBO-520048 | M125 | 1.5 | £335.54 | 5 days | |
| JBO-510875 | M128 | 1.5 | £360.76 | 5 days | |
| JBO-517861 | M130 | 1.5 | £348.70 | 5 days | |
| JBO-518665 | M132 | 1.5 | £354.19 | 5 days | |
| JBO-520049 | M135 | 1.5 | £370.62 | 5 days | |
| JBO-520050 | M138 | 1.5 | £381.60 | 5 days | |
| JBO-520051 | M140 | 1.5 | £384.88 | 5 days | |
| JBO-518196 | M142 | 1.5 | £382.68 | 5 days | |
| JBO-520052 | M145 | 1.5 | £400.22 | 5 days | |
| JBO-520053 | M148 | 1.5 | £406.82 | 5 days | |
| JBO-518077 | M150 | 1.5 | £414.48 | 5 days | |
| JBO-511116 | M42 | 2 | £95.08 | 5 days | |
| JBO-511128 | M45 | 2 | £101.00 | 5 days | |
| JBO-511144 | M48 | 2 | £106.91 | 5 days | |
| JBO-511169 | M50 | 2 | £110.75 | 5 days | |
| JBO-511178 | M52 | 2 | £115.14 | 5 days | |
| JBO-511186 | M55 | 2 | £121.72 | 5 days | |
| JBO-511191 | M56 | 2 | £123.91 | 5 days | |
| JBO-511196 | M58 | 2 | £128.29 | 5 days | |
| JBO-511214 | M60 | 2 | £132.68 | 5 days | |
| JBO-511217 | M62 | 2 | £137.06 | 5 days | |
| JBO-511220 | M64 | 2 | £143.64 | 5 days | |
| JBO-511224 | M65 | 2 | £149.13 | 5 days | |
| JBO-511230 | M68 | 2 | £152.43 | 5 days | |
| JBO-511241 | M70 | 2 | £157.90 | In Stock | |
| JBO-511244 | M72 | 2 | £162.28 | 5 days | |
| JBO-511248 | M75 | 2 | £168.86 | 5 days | |
| JBO-511251 | M76 | 2 | £179.84 | 5 days | |
| JBO-511253 | M78 | 2 | £183.12 | 5 days | |
| JBO-511275 | M80 | 2 | £179.84 | 5 days | |
| JBO-511279 | M82 | 2 | £194.08 | 5 days | |
| JBO-511281 | M85 | 2 | £194.08 | 5 days | |
| JBO-511284 | M88 | 2 | £211.63 | 5 days | |
| JBO-511297 | M90 | 2 | £201.76 | 5 days | |
| JBO-511301 | M92 | 2 | £207.25 | 5 days | |
| JBO-511303 | M95 | 2 | £211.63 | 5 days | |
| JBO-511304 | M98 | 2 | £219.30 | 5 days | |
| JBO-510838 | M100 | 2 | £224.79 | 5 days | |
| JBO-526463 | M102 | 2 | £280.72 | 5 days | |
| JBO-510842 | M105 | 2 | £235.75 | 5 days | |
| JBO-520069 | M108 | 2 | £296.06 | 5 days | |
| JBO-510851 | M110 | 2 | £246.71 | 5 days | |
| JBO-516663 | M112 | 2 | £303.75 | 5 days | |
| JBO-510854 | M115 | 2 | £307.02 | 5 days | |
| JBO-518905 | M118 | 2 | £321.28 | 5 days | |
| JBO-510872 | M120 | 2 | £319.09 | 5 days | |
| JBO-510873 | M122 | 2 | £345.40 | 5 days | |
| JBO-515033 | M125 | 2 | £335.54 | 5 days | |
| JBO-514954 | M128 | 2 | £345.40 | 5 days | |
| JBO-514063 | M130 | 2 | £348.70 | 5 days | |
| JBO-510880 | M132 | 2 | £354.19 | 5 days | |
| JBO-510881 | M135 | 2 | £361.85 | 5 days | |
| JBO-520071 | M138 | 2 | £373.92 | 5 days | |
| JBO-510897 | M140 | 2 | £377.19 | 5 days | |
| JBO-516669 | M142 | 2 | £382.68 | 5 days | |
| JBO-518907 | M145 | 2 | £391.45 | 5 days | |
| JBO-516670 | M148 | 2 | £400.22 | 5 days | |
| JBO-510904 | M150 | 2 | £405.71 | 5 days | |
| JBO-511118 | M42 | 3 | £111.84 | 5 days | |
| JBO-511130 | M45 | 3 | £117.33 | 5 days | |
| JBO-511148 | M48 | 3 | £123.91 | 5 days | |
| JBO-513534 | M50 | 3 | £166.67 | 5 days | |
| JBO-511179 | M52 | 3 | £132.68 | 5 days | |
| JBO-516710 | M55 | 3 | £164.47 | 5 days | |
| JBO-511192 | M56 | 3 | £163.39 | 5 days | |
| JBO-511197 | M58 | 3 | £172.16 | 5 days | |
| JBO-513225 | M60 | 3 | £176.54 | 5 days | |
| JBO-513529 | M62 | 3 | £184.22 | 5 days | |
| JBO-513530 | M64 | 3 | £184.22 | 5 days | |
| JBO-511225 | M65 | 3 | £186.41 | 5 days | |
| JBO-511231 | M68 | 3 | £201.76 | 5 days | |
| JBO-520084 | M70 | 3 | £203.95 | 5 days | |
| JBO-513125 | M72 | 3 | £209.44 | 5 days | |
| JBO-516235 | M75 | 3 | £220.40 | 5 days | |
| JBO-520085 | M76 | 3 | £222.60 | 5 days | |
| JBO-516720 | M80 | 3 | £232.47 | 5 days | |
| JBO-511282 | M85 | 3 | £246.71 | 5 days | |
| JBO-511298 | M90 | 3 | £264.27 | 5 days | |
| JBO-516856 | M95 | 3 | £278.53 | 5 days | |
| JBO-510839 | M100 | 3 | £289.49 | 5 days | |
| JBO-517703 | M105 | 3 | £307.02 | 5 days | |
| JBO-510852 | M110 | 3 | £319.09 | 5 days | |
| JBO-517089 | M115 | 3 | £336.63 | 5 days | |
| JBO-516880 | M120 | 3 | £349.78 | 5 days | |
| JBO-510874 | M125 | 3 | £362.95 | 5 days | |
| JBO-513756 | M130 | 3 | £379.41 | 5 days | |
| JBO-516891 | M135 | 3 | £395.84 | 5 days | |
| JBO-510898 | M140 | 3 | £409.01 | 5 days | |
| JBO-512978 | M145 | 3 | £427.63 | 5 days | |
| JBO-520086 | M150 | 3 | £443.00 | 5 days | |
| JBO-513507 | M52 | 4 | £155.70 | 5 days | |
| JBO-516924 | M55 | 4 | £177.65 | 5 days | |
| JBO-511193 | M56 | 4 | £163.39 | 5 days | |
| JBO-520087 | M58 | 4 | £178.73 | 5 days | |
| JBO-511215 | M60 | 4 | £176.54 | 5 days | |
| JBO-513532 | M62 | 4 | £180.92 | 5 days | |
| JBO-511222 | M64 | 4 | £184.22 | 5 days | |
| JBO-520088 | M65 | 4 | £186.41 | 5 days | |
| JBO-518916 | M68 | 4 | £198.46 | 5 days | |
| JBO-514296 | M70 | 4 | £203.95 | 5 days | |
| JBO-511245 | M72 | 4 | £209.44 | 5 days | |
| JBO-520090 | M75 | 4 | £220.40 | 5 days | |
| JBO-517001 | M76 | 4 | £222.60 | 5 days | |
| JBO-511277 | M80 | 4 | £232.47 | 5 days | |
| JBO-511283 | M85 | 4 | £246.71 | 5 days | |
| JBO-516724 | M90 | 4 | £264.27 | 5 days | |
| JBO-517005 | M95 | 4 | £278.53 | 5 days | |
| JBO-514222 | M100 | 4 | £289.49 | 5 days | |
| JBO-514223 | M105 | 4 | £307.02 | 5 days | |
| JBO-513658 | M110 | 4 | £320.18 | 5 days | |
| JBO-520091 | M115 | 4 | £336.63 | 5 days | |
| JBO-517002 | M120 | 4 | £349.78 | 5 days | |
| JBO-516665 | M125 | 4 | £362.95 | 5 days | |
| JBO-520092 | M130 | 4 | £379.41 | 5 days | |
| JBO-520093 | M135 | 4 | £395.84 | 5 days | |
| JBO-520094 | M140 | 4 | £409.01 | 5 days | |
| JBO-520095 | M145 | 4 | £427.63 | 5 days | |
| JBO-517006 | M150 | 4 | £443.00 | 5 days | |
| JBO-520096 | M70 | 6 | £223.68 | 5 days | |
| JBO-511242 | M72 | 6 | £228.09 | 5 days | |
| JBO-518716 | M76 | 6 | £233.56 | 5 days | |
| JBO-514186 | M80 | 6 | £246.71 | 5 days | |
| JBO-515444 | M85 | 6 | £266.46 | 5 days | |
| JBO-511299 | M90 | 6 | £289.49 | 5 days | |
| JBO-520100 | M95 | 6 | £300.45 | 5 days | |
| JBO-520101 | M100 | 6 | £315.79 | 5 days | |
| JBO-511115 | M42 | 1.5 | £112.95 | 5 days | |
| JBO-511126 | M45 | 1.5 | £117.33 | 5 days | |
| JBO-511142 | M48 | 1.5 | £127.21 | 5 days | |
| JBO-511167 | M50 | 1.5 | £130.48 | 5 days | |
| JBO-511177 | M52 | 1.5 | £134.87 | 5 days | |
| JBO-518531 Viewing | M55 | 1.5 | £150.21 | 5 days | |
| JBO-518947 | M56 | 1.5 | £152.43 | 5 days | |
| JBO-518532 | M58 | 1.5 | £157.90 | 5 days | |
| JBO-514812 | M60 | 1.5 | £160.09 | 5 days | |
| JBO-511117 | M42 | 2 | £116.23 | 5 days | |
| JBO-516705 | M45 | 2 | £123.91 | 5 days | |
| JBO-511146 | M48 | 2 | £133.78 | 5 days | |
| JBO-526427 | M50 | 2 | £139.25 | 5 days | |
| JBO-514336 | M52 | 2 | £144.74 | 5 days | |
| JBO-513205 | M55 | 2 | £161.19 | 5 days | |
| JBO-526428 | M56 | 2 | £157.90 | 5 days | |
| JBO-526429 | M58 | 2 | £159.00 | 5 days | |
| JBO-513539 | M60 | 2 | £164.47 | 5 days | |
| JBO-526523 | M62 | 2 | £182.03 | 5 days | |
| JBO-523683 | M64 | 2 | £187.50 | 5 days | |
| JBO-526515 | M65 | 2 | £185.31 | 5 days | |
| JBO-526517 | M68 | 2 | £191.89 | 5 days | |
| JBO-516911 | M70 | 2 | £198.46 | 5 days | |
| JBO-518205 | M72 | 2 | £203.95 | 5 days | |
| JBO-526519 | M75 | 2 | £211.63 | 5 days | |
| JBO-518362 | M76 | 2 | £221.49 | 5 days | |
| JBO-517903 | M78 | 2 | £231.36 | 5 days | |
| JBO-511276 | M80 | 2 | £226.98 | 5 days | |
| JBO-526520 | M82 | 2 | £243.43 | 5 days | |
| JBO-513955 | M85 | 2 | £235.75 | 5 days | |
| JBO-518813 | M42 | 1.5 | £121.72 | 5 days | |
| JBO-511125 | M45 | 1.5 | £126.10 | 5 days | |
| JBO-511141 | M48 | 1.5 | £144.74 | 5 days | |
| JBO-523377 | M50 | 1.5 | £137.06 | 5 days | |
| JBO-514157 | M52 | 1.5 | £143.64 | 5 days | |
| JBO-526426 | M55 | 1.5 | £157.90 | 5 days | |
| JBO-523162 | M56 | 1.5 | £167.77 | 5 days | |
| JBO-515462 | M58 | 1.5 | £166.67 | 5 days | |
| JBO-514064 | M60 | 1.5 | £172.16 | 5 days | |
| JBO-515066 | M42 | 2 | £126.10 | 5 days | |
| JBO-515067 | M45 | 2 | £132.68 | 5 days | |
| JBO-511145 | M48 | 2 | £142.55 | 5 days | |
| JBO-526430 | M50 | 2 | £153.51 | 5 days | |
| JBO-514105 | M52 | 2 | £152.43 | 5 days | |
| JBO-517063 | M55 | 2 | £169.96 | 5 days | |
| JBO-526431 | M56 | 2 | £172.16 | 5 days | |
| JBO-526432 | M58 | 2 | £178.73 | 5 days | |
| JBO-526433 | M60 | 2 | £177.65 | 5 days | |
| JBO-513222 | M42 | 1 | £141.45 | 5 days | |
| JBO-513673 | M45 | 1 | £151.32 | 5 days | |
| JBO-514650 | M48 | 1 | £162.28 | 5 days | |
| JBO-516866 | M50 | 1 | £168.86 | 5 days | |
| JBO-517229 | M52 | 1 | £176.54 | 5 days | |
| JBO-517231 | M55 | 1 | £185.31 | 5 days | |
| JBO-517233 | M56 | 1 | £182.03 | 5 days | |
| JBO-517235 | M58 | 1 | £202.87 | 5 days | |
| JBO-517239 | M60 | 1 | £210.53 | 5 days | |
| JBO-513096 | M42 | 1.5 | £116.23 | 5 days | |
| JBO-511127 | M45 | 1.5 | £123.91 | 5 days | |
| JBO-511143 | M48 | 1.5 | £132.68 | 5 days | |
| JBO-511168 | M50 | 1.5 | £133.78 | 5 days | |
| JBO-513626 | M52 | 1.5 | £141.45 | 5 days | |
| JBO-511185 | M55 | 1.5 | £152.43 | 5 days | |
| JBO-511190 | M56 | 1.5 | £155.70 | 5 days | |
| JBO-513185 | M58 | 1.5 | £166.67 | 5 days | |
| JBO-513228 | M60 | 1.5 | £172.16 | 5 days | |
| JBO-517276 | M62 | 1.5 | £177.65 | 5 days | |
| JBO-517059 | M64 | 1.5 | £183.12 | 5 days | |
| JBO-514678 | M65 | 1.5 | £188.61 | 5 days |
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