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JBO Thread Plug Gauge (GO) - Metric Coarse - Right Hand - 6H - M68 x 6
| Thread Form | Metric |
| Size | M68 |
| Pitch | 6 |
| Gauge Type | Plug Gauge (GO) |
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The ones our customers buy most.Description
The JBO Thread Plug Gauge (GO) for Metric Coarse Threads in Right-Hand M68 x 6 is a precise go/no-go inspection tool designed to verify that threaded holes meet exact coarse-thread specifications. Ideal for engineers, machinists, quality control professionals, and assembly teams, it provides a quick pass/fail check to confirm holes will accept the mating part with the correct fit.
Built for reliability in demanding workshops, this GO gauge is crafted from hardened steel to resist wear and maintain accurate size through repeated use. The Right-Hand orientation and 6H tolerance alignment ensure compatibility with standard metric coarse threaded components and common inspection workflows.
- Direct GO verification for M68 x 6 coarse threads: Quickly confirm that a threaded hole accepts the specified coarse thread, enabling fast, confident pass/fail decisions during assembly and quality checks.
- Hardened steel construction for long life: Built to withstand daily shop use, resisting wear to preserve dimensional accuracy over many inspections.
- Designed for fast, repeatable inspections: Smooth insertion and consistent readings support high-volume QC and reduce downtime in production lines.
With the JBO GO gauge, you gain reliable, repeatable checks that streamline quality control, reduce scrap, and accelerate assembly. Its durable construction and straightforward use help you maintain tight tolerances across batches, improve workflow efficiency, and ensure every part meets the required metric coarse thread standard before it reaches final assembly.
Part Numbers
- Protool Part Number
- JBO-513504
- 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-513504. 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 | 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 Viewing | 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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