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JBO Thread Plug Gauge (GO) - Metric Coarse - Right Hand - 6H - M45 x 4.5
| Thread Form | Metric |
| Size | M45 |
| Pitch | 4.5 |
| Gauge Type | Plug Gauge (GO) |
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Description
The JBO Thread Plug Gauge (GO) – Metric Coarse, Right Hand, 6H, M45 x 4.5, is a purpose-built tool for quickly verifying threaded holes meet the required metric coarse standard. Whether you’re in quality control, manufacturing, or precision engineering, this GO gauge helps you confirm proper fit with confidence.
Built from hardened steel for durability, it resists wear in busy workshop environments and maintains accurate measurements over time. Its straightforward design and precise sizing support reliable inspections, reducing guesswork and ensuring seamless assembly of metric coarse threaded connections.
- Go gauge for metric coarse threads (M45 x 4.5, right-hand, 6H): Provides quick, pass/fail verification to ensure holes meet the specified standard, accelerating quality checks and assembly readiness.
- Durable hardened steel construction: Delivers long service life in demanding environments, resisting wear and preserving accuracy across many inspections.
- User-friendly inspection design: Supports straightforward, repeatable measurements with minimal setup, helping teams produce consistent results in quality control and precision engineering.
This gauge helps you speed up inspections, minimize guesswork in thread acceptance, and ensure consistent, reliable thread engagement across components. Its hardened steel build stands up to daily use, while the metric coarse M45 x 4.5 size and 6H class deliver dependable results in quality control and precision assembly.
Part Numbers
- Protool Part Number
- JBO-511122
- 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 (GO) - Metric Coarse
View full collection →You are viewing JBO-511122. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| JBO-511110 | M42 | 4.5 | £111.84 | 5 days | |
| JBO-511122 Viewing | M45 | 4.5 | £119.52 | 5 days | |
| JBO-511136 | M48 | 5 | £128.29 | 5 days | |
| JBO-511174 | M52 | 5 | £137.06 | 5 days | |
| JBO-511187 | M56 | 5.5 | £153.51 | 5 days | |
| JBO-511211 | M60 | 5.5 | £171.05 | 5 days | |
| JBO-511218 | M64 | 6 | £187.50 | 5 days | |
| JBO-513504 | M68 | 6 | £200.65 | 5 days | |
| JBO-514598 | M42 | 4.5 | £141.45 | 5 days | |
| JBO-513679 | M45 | 4.5 | £151.32 | 5 days | |
| JBO-511137 | M48 | 5 | £162.28 | 5 days | |
| JBO-514599 | M52 | 5 | £173.24 | 5 days |
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