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Asimeto Plug Thread Gauge (D/E) - Metric - Right Hand - 6H - M18 x 2.5
| Thread Form | Metric |
| Size | M18 |
| Pitch | 2.5 |
| Gauge Type | Plug Gauge (D/E) |
| Thread Direction | Right Hand |
| Tolerance | 6H |
Learn more about Klarna
Introducing the Asimeto Plug Thread Gauge (D/E) — a precision metric plug gauge designed for engineers, machinists, and quality teams that require reliable internal thread verification. Part of the 680 Series, this right-hand, coarse-thread gauge delivers consistent measurements for M18 x 2.5 applications.
- End Configuration: Dual-end gauge with M18 x 2.5 right-hand threads on each end, designed for quick internal thread checks.
- Series and Tolerance: 680 Series, metric coarse 6H tolerance for dependable fit and measurement stability.
- Material & Build: Hardened steel body with knurled surface for secure grip, built to endure daily workshop use.
- Precision Machining: Precisely machined threads and surfaces to maintain accuracy over time.
- Application: Ideal for quality control in machining, assembly, and maintenance where internal threads must meet spec.
With this plug gauge, you gain fast, repeatable checks of internal M18 x 2.5 threads, reducing guesswork and part rework. The robust construction and precise 6H tolerance ensure long-term reliability in busy production environments, helping you achieve consistent first-pass yields, tighter process control, and confident acceptance of threaded components in automotive, industrial, and aerospace applications.
| Thread Form | Metric |
| Size | M18 |
| Pitch | 2.5 |
| Gauge Type | Plug Gauge (D/E) |
| Thread Direction | Right Hand |
| Tolerance | 6H |
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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: Asimeto Plug Gauges - Metric Coarse 6H - 680 Series
View full collection →You are viewing 680-18-2. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| 680-02-0 | M2 | 0.4 | £42.77 | 4 weeks | |
| 680-02-5 | M2.5 | 0.45 | £42.77 | In Stock | |
| 680-03-0 | M3 | 0.5 | £42.77 | 4 weeks | |
| 680-03-5 | M3.5 | 0.6 | £42.77 | In Stock | |
| 680-04-2 | M4 | 0.7 | £37.98 | 4 weeks | |
| 680-05-2 | M5 | 0.8 | £37.98 | 4 weeks | |
| 680-06-2 | M6 | 1 | £37.98 | 4 weeks | |
| 680-08-2 | M8 | 1.25 | £37.98 | In Stock | |
| 680-09-2 | M9 | 1.25 | £39.08 | In Stock | |
| 680-10-2 | M10 | 1.5 | £39.08 | In Stock | |
| 680-12-2 | M12 | 1.75 | £39.08 | In Stock | |
| 680-14-2 | M14 | 2 | £42.03 | In Stock | |
| 680-16-2 | M16 | 2 | £42.03 | 4 weeks | |
| 680-18-2 Viewing | M18 | 2.5 | £45.35 | In Stock | |
| 680-20-2 | M20 | 2.5 | £45.35 | In Stock | |
| 680-22-2 | M22 | 2.5 | £46.09 | In Stock | |
| 680-24-2 | M24 | 3 | £51.25 | 4 weeks | |
| 680-27-2 | M27 | 3 | £56.04 | In Stock | |
| 680-30-2 | M30 | 3.5 | £56.04 | 4 weeks | |
| 680-33-2 | M33 | 3.5 | £73.00 | 4 weeks | |
| 680-36-2 | M36 | 4 | £84.43 | In Stock | |
| 680-39-2 | M39 | 4 | £95.50 | In Stock | |
| 680-42-2 | M42 | 4.5 | £101.76 | 4 weeks | |
| 680-45-2 | M45 | 4.5 | £109.87 | In Stock | |
| 680-48-2 | M48 | 5 | £129.42 | 4 weeks | |
| 680-52-2 | M52 | 5 | £136.78 | In Stock | |
| 680-56-2 | M56 | 5.5 | £145.63 | 4 weeks | |
| 680-60-2 | M60 | 5.5 | £151.17 | In Stock |
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