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JBO Thread Plug Gauge - Metric Coarse Go/No-Go - Right Hand - 4H - M7 x 1
| Thread Form | Metric |
| Size | M7 |
| Pitch | 1 |
| Gauge Type | Plug Gauge (D/E) |
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Description
The JBO Thread Plug Gauge is a precision inspection tool designed for metric coarse threads, specifically tuned for M7 x 1 holes and 4H internal tolerance. It uses a Go/No-Go design to quickly verify threaded holes meet the required spec, helping ensure reliable assembly and consistent performance.
Crafted from hardened steel for durability, this right-hand gauge stands up to daily shop use. Its compact, knurled body provides a secure grip for fast, repeatable go/no-go checks.
- Go/No-Go Verification for Quick Checks: Instantly confirm whether the M7 x 1 thread hole meets the 4H tolerance, speeding up setups and reducing rework.
- Durable Hardened Steel Construction: Built to withstand daily shop use, maintaining accuracy after repeated insertions.
- Right-Hand, Metric Coarse Design: Precisely tuned for coarse-thread holes in metric standards, ensuring reliable, consistent measurements with standard tooling.
Using the JBO Thread Plug Gauge helps you verify hole readiness quickly, reducing guesswork and preventing misfits in assemblies. It speeds up quality checks, lowers potential rework, and supports consistent results across batches when working with M7 x 1, metric-coarse threads. The hardened steel construction and compact, ergonomic design make it a dependable tool for engineers, machinists, and maintenance teams alike.
Part Numbers
- Protool Part Number
- JBO-512287
- 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 Plug Gauges - Metric Coarse Go/No-Go
View full collection →You are viewing JBO-512287. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-511618 | M1 | 0.25 | £164.47 | 5 days | |
| JBO-511621 | M1.1 | 0.25 | £187.50 | 5 days | |
| JBO-511623 | M1.2 | 0.25 | £137.06 | 5 days | |
| JBO-511629 | M1.4 | 0.3 | £110.75 | 5 days | |
| JBO-511636 | M1.6 | 0.35 | £102.32 | 5 days | |
| JBO-511642 | M1.7 | 0.35 | £116.23 | 5 days | |
| JBO-511644 | M1.8 | 0.35 | £94.09 | 5 days | |
| JBO-511859 | M2 | 0.4 | £83.11 | 5 days | |
| JBO-511873 | M2.2 | 0.45 | £89.69 | 5 days | |
| JBO-511879 | M2.3 | 0.4 | £92.89 | 5 days | |
| JBO-511883 | M2.5 | 0.45 | £71.84 | 5 days | |
| JBO-511894 | M2.6 | 0.45 | £90.04 | 5 days | |
| JBO-512036 | M3 | 0.5 | £58.90 | 5 days | |
| JBO-512059 | M3.5 | 0.6 | £63.17 | 5 days | |
| JBO-512177 | M4 | 0.7 | £55.39 | 5 days | |
| JBO-512202 | M4.5 | 0.75 | £78.18 | 5 days | |
| JBO-512218 | M5 | 0.8 | £54.07 | 5 days | |
| JBO-512252 | M6 | 1 | £52.32 | 5 days | |
| JBO-512286 | M7 | 1 | £59.11 | 5 days | |
| JBO-512305 | M8 | 1.25 | £54.07 | 5 days | |
| JBO-512345 | M9 | 1.25 | £73.58 | 5 days | |
| JBO-511646 | M10 | 1.5 | £58.01 | 5 days | |
| JBO-511679 | M11 | 1.5 | £78.41 | 5 days | |
| JBO-511689 | M12 | 1.75 | £63.71 | 5 days | |
| JBO-511730 | M14 | 2 | £69.41 | 5 days | |
| JBO-511776 | M16 | 2 | £74.13 | 5 days | |
| JBO-511820 | M18 | 2.5 | £80.61 | 5 days | |
| JBO-511902 | M20 | 2.5 | £86.41 | 5 days | |
| JBO-511934 | M22 | 2.5 | £91.35 | 5 days | |
| JBO-511965 | M24 | 3 | £102.98 | 5 days | |
| JBO-512005 | M27 | 3 | £115.14 | 5 days | |
| JBO-512075 | M30 | 3.5 | £127.21 | 5 days | |
| JBO-512108 | M33 | 3.5 | £142.55 | 5 days | |
| JBO-512144 | M36 | 4 | £153.51 | 5 days | |
| JBO-512166 | M39 | 4 | £168.86 | 5 days | |
| JBO-511639 | M1.6 | 0.35 | £122.80 | 5 days | |
| JBO-511645 | M1.8 | 0.35 | £115.14 | 5 days | |
| JBO-511862 | M2 | 0.4 | £92.89 | 5 days | |
| JBO-511876 | M2.2 | 0.45 | £118.42 | 5 days | |
| JBO-511886 | M2.5 | 0.45 | £80.26 | 5 days | |
| JBO-512043 | M3 | 0.5 | £68.09 | 5 days | |
| JBO-512064 | M3.5 | 0.6 | £69.65 | 5 days | |
| JBO-512182 | M4 | 0.7 | £64.04 | 5 days | |
| JBO-512203 | M4.5 | 0.75 | £98.14 | 5 days | |
| JBO-512225 | M5 | 0.8 | £62.62 | 5 days | |
| JBO-512259 | M6 | 1 | £63.59 | 5 days | |
| JBO-512288 | M7 | 1 | £65.03 | 5 days | |
| JBO-512311 | M8 | 1.25 | £62.62 | 5 days | |
| JBO-512347 | M9 | 1.25 | £89.92 | 5 days | |
| JBO-511650 | M10 | 1.5 | £66.89 | 5 days | |
| JBO-511680 | M11 | 1.5 | £98.80 | 5 days | |
| JBO-511693 | M12 | 1.75 | £71.39 | 5 days | |
| JBO-511733 | M14 | 2 | £76.98 | 5 days | |
| JBO-511780 | M16 | 2 | £82.45 | 5 days | |
| JBO-511822 | M18 | 2.5 | £102.32 | 5 days | |
| JBO-511904 | M20 | 2.5 | £104.51 | 5 days | |
| JBO-511935 | M22 | 2.5 | £112.95 | 5 days | |
| JBO-511966 | M24 | 3 | £123.91 | 5 days | |
| JBO-512006 | M27 | 3 | £142.55 | 5 days | |
| JBO-512076 | M30 | 3.5 | £153.51 | 5 days | |
| JBO-512109 | M33 | 3.5 | £173.24 | 5 days | |
| JBO-512145 | M36 | 4 | £183.12 | 5 days | |
| JBO-512167 | M39 | 4 | £207.25 | 5 days | |
| JBO-517091 | M1 | 0.25 | £207.25 | 5 days | |
| JBO-511624 | M1.2 | 0.25 | £173.24 | 5 days | |
| JBO-511630 | M1.4 | 0.3 | £141.45 | 5 days | |
| JBO-511637 | M1.6 | 0.35 | £128.29 | 5 days | |
| JBO-514527 | M1.8 | 0.35 | £118.42 | 5 days | |
| JBO-511860 | M2 | 0.4 | £106.37 | 5 days | |
| JBO-511874 | M2.2 | 0.45 | £118.42 | 5 days | |
| JBO-511884 | M2.5 | 0.45 | £91.90 | 5 days | |
| JBO-512039 | M3 | 0.5 | £77.54 | 5 days | |
| JBO-512060 | M3.5 | 0.6 | £81.36 | 5 days | |
| JBO-512179 | M4 | 0.7 | £73.02 | 5 days | |
| JBO-512221 | M5 | 0.8 | £71.28 | 5 days | |
| JBO-512256 | M6 | 1 | £69.20 | 5 days | |
| JBO-512287 Viewing | M7 | 1 | £74.24 | 5 days | |
| JBO-512307 | M8 | 1.25 | £71.28 | 5 days | |
| JBO-511648 | M10 | 1.5 | £76.65 | 5 days | |
| JBO-511691 | M12 | 1.75 | £83.34 | 5 days | |
| JBO-511732 | M14 | 2 | £92.54 | 5 days | |
| JBO-511778 | M16 | 2 | £99.25 | 5 days | |
| JBO-511821 | M18 | 2.5 | £107.24 | 5 days | |
| JBO-516781 | M20 | 2.5 | £115.14 | 5 days | |
| JBO-517151 | M1 | 0.25 | £211.63 | 5 days | |
| JBO-517152 | M1.1 | 0.25 | £250.01 | 5 days | |
| JBO-514484 | M1.2 | 0.25 | £173.24 | 5 days | |
| JBO-514485 | M1.4 | 0.3 | £148.02 | 5 days | |
| JBO-513913 | M1.6 | 0.35 | £133.78 | 5 days | |
| JBO-517011 | M1.8 | 0.35 | £129.40 | 5 days | |
| JBO-511867 | M2 | 0.4 | £108.45 | 5 days | |
| JBO-514486 | M2.2 | 0.45 | £123.91 | 5 days | |
| JBO-511888 | M2.5 | 0.45 | £96.71 | 5 days | |
| JBO-512049 | M3 | 0.5 | £79.17 | 5 days | |
| JBO-512066 | M3.5 | 0.6 | £83.56 | 5 days | |
| JBO-512186 | M4 | 0.7 | £73.02 | 5 days | |
| JBO-512204 | M4.5 | 0.75 | £103.29 | 5 days | |
| JBO-512231 | M5 | 0.8 | £71.28 | 5 days | |
| JBO-512268 | M6 | 1 | £69.20 | 5 days | |
| JBO-512290 | M7 | 1 | £74.24 | 5 days | |
| JBO-512318 | M8 | 1.25 | £71.28 | 5 days | |
| JBO-512959 | M9 | 1.25 | £97.27 | 5 days | |
| JBO-511654 | M10 | 1.5 | £76.65 | 5 days | |
| JBO-514583 | M11 | 1.5 | £100.88 | 5 days | |
| JBO-511697 | M12 | 1.75 | £81.93 | 5 days | |
| JBO-511735 | M14 | 2 | £88.15 | 5 days | |
| JBO-511784 | M16 | 2 | £94.30 | 5 days | |
| JBO-511823 | M18 | 2.5 | £102.20 | 5 days | |
| JBO-511908 | M20 | 2.5 | £109.65 | 5 days | |
| JBO-511938 | M22 | 2.5 | £116.23 | 5 days | |
| JBO-511969 | M24 | 3 | £130.48 | 5 days | |
| JBO-512007 | M27 | 3 | £145.83 | 5 days | |
| JBO-512077 | M30 | 3.5 | £161.19 | 5 days | |
| JBO-514298 | M33 | 3.5 | £180.92 | 5 days | |
| JBO-512146 | M36 | 4 | £194.08 | 5 days | |
| JBO-514299 | M39 | 4 | £233.56 | 5 days | |
| JBO-512232 | M5 | 0.8 | £81.36 | In Stock | |
| JBO-512269 | M6 | 1 | £78.51 | 5 days | |
| JBO-512319 | M8 | 1.25 | £81.36 | 5 days | |
| JBO-511655 | M10 | 1.5 | £87.07 | 5 days | |
| JBO-511698 | M12 | 1.75 | £94.73 | 5 days | |
| JBO-514056 | M16 | 2 | £112.95 | 5 days | |
| JBO-513902 | M20 | 2.5 | £143.64 | 5 days | |
| JBO-516995 | M24 | 3 | £169.96 | 5 days | |
| JBO-513995 | M30 | 3.5 | £209.44 | 5 days |
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