Please log in here to access all benefits, including multibuy discounts and faster checkouts.
Asimeto Ring Thread Gauge (Go) - Metric - Right Hand - 6g - M18 x 1
SKU:685-18-3
The Asimeto Ring Thread Gauge (Go) is a metric Go-thread gauge engineered for precision verification of M18 x 1 right‑hand threads on cylindrical parts. Built for shop‑floor use, it delivers fast,...
Read more ↓
Specification
| Thread Form | Metric |
| Size | M18 |
| Pitch | 1 |
| Gauge Type | Ring Gauge (GO) |
| Thread Direction | Right Hand |
| Tolerance | 6g |
£62.68
Prices shown ex. VAT
4 weeks 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
The Asimeto Ring Thread Gauge (Go) is a metric Go-thread gauge engineered for precision verification of M18 x 1 right‑hand threads on cylindrical parts. Built for shop‑floor use, it delivers fast, reliable go checks to support quality control in automotive, aerospace, and precision engineering workflows.
- Go-Thread Gauge Type: Dedicated Go gauge for metric fine threads (6g) on M18 x 1 right‑hand threads, enabling quick go/no-go verification.
- Thread Standard: Metric Fine 6g thread compatibility, matched specifically to M18 x 1 profiles.
- Material: Made from high‑quality steel for durable, repeatable measurements and long tool life.
- Series: 685 Series design, a trusted line of precision gauges for reliable dimensional checks.
- Construction & Grip: Knurled outer edge provides secure handling and repeatable seating during inspections.
- Typical Applications: Ideal for automotive, aerospace, and general engineering QC workflows that require accurate validation of cylindrical threaded components.
This gauge enables fast, dependable verification of thread size, helping to prevent misfits and assembly delays. Its robust steel construction stands up to daily use in busy manufacturing environments, while its clear Go‑gauge design supports consistent measurements across operators and shifts. Use it as part of a standardized threaded-assembly check to ensure components meet the M18 x 1 right‑hand thread specification before production or installation.
| Thread Form | Metric |
| Size | M18 |
| Pitch | 1 |
| Gauge Type | Ring Gauge (GO) |
| Thread Direction | Right Hand |
| Tolerance | 6g |
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.
★★★★★
Nice experience staff are very helpful and interested...
Staff are very helpful and interested in providing a good service making us the customer feel valued.
★★★★★
first place we look
honest about stock and prices are competitive.
★★★★★
Polite and helpful
Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
★★★★★
Buying experience
Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
Full Range: Asimeto Ring Gauges - GO - Metric Fine 6g - 685 Series
View full collection →You are viewing 685-18-3. Click any other SKU to view its full details.
| Product SKU | Size | Pitch | Price | Stock | Order |
|---|---|---|---|---|---|
| 685-02-0 | M2 | 0.35 | £54.57 | In Stock | |
| 685-02-8 | M2.2 | 0.35 | £54.57 | In Stock | |
| 685-02-9 | M2.5 | 0.35 | £54.57 | In Stock | |
| 685-03-0 | M3 | 0.35 | £54.57 | In Stock | |
| 685-03-9 | M3.5 | 0.35 | £54.57 | In Stock | |
| 685-04-0 | M4 | 0.35 | £54.57 | In Stock | |
| 685-04-9 | M4.5 | 0.35 | £54.57 | In Stock | |
| 685-05-0 | M5 | 0.35 | £54.57 | In Stock | |
| 685-06-0 | M6 | 0.35 | £54.57 | In Stock | |
| 685-04-1 | M4 | 0.5 | £50.14 | In Stock | |
| 685-05-1 | M5 | 0.5 | £50.14 | In Stock | |
| 685-06-1 | M6 | 0.5 | £50.14 | In Stock | |
| 685-08-1 | M8 | 0.5 | £50.14 | In Stock | |
| 685-10-1 | M10 | 0.5 | £54.57 | In Stock | |
| 685-12-1 | M12 | 0.5 | £60.83 | In Stock | |
| 685-06-2 | M6 | 0.75 | £42.03 | In Stock | |
| 685-07-2 | M7 | 0.75 | £42.03 | 4 weeks | |
| 685-08-2 | M8 | 0.75 | £46.82 | In Stock | |
| 685-10-2 | M10 | 0.75 | £50.14 | In Stock | |
| 685-12-2 | M12 | 0.75 | £65.62 | In Stock | |
| 685-08-3 | M8 | 1 | £42.03 | 4 weeks | |
| 685-09-3 | M9 | 1 | £42.03 | 4 weeks | |
| 685-10-3 | M10 | 1 | £42.03 | 4 weeks | |
| 685-11-3 | M11 | 1 | £44.98 | In Stock | |
| 685-12-3 | M12 | 1 | £45.72 | 4 weeks | |
| 685-14-3 | M14 | 1 | £61.20 | In Stock | |
| 685-16-3 | M16 | 1 | £61.20 | 4 weeks | |
| 685-18-3 Viewing | M18 | 1 | £62.68 | 4 weeks | |
| 685-20-3 | M20 | 1 | £71.53 | 4 weeks | |
| 685-21-3 | M21 | 1 | £75.22 | In Stock | |
| 685-22-3 | M22 | 1 | £75.22 | 4 weeks | |
| 685-23-3 | M23 | 1 | £82.22 | 4 weeks | |
| 685-24-3 | M24 | 1 | £82.22 | 4 weeks | |
| 685-25-3 | M25 | 1 | £82.22 | 4 weeks | |
| 685-26-3 | M26 | 1 | £82.22 | 4 weeks | |
| 685-27-3 | M27 | 1 | £82.22 | In Stock | |
| 685-28-3 | M28 | 1 | £82.22 | In Stock | |
| 685-30-3 | M30 | 1 | £113.56 | 4 weeks | |
| 685-32-3 | M32 | 1 | £113.56 | In Stock | |
| 685-33-3 | M33 | 1 | £115.40 | 4 weeks | |
| 685-34-3 | M34 | 1 | £115.40 | In Stock | |
| 685-35-3 | M35 | 1 | £115.40 | In Stock | |
| 685-36-3 | M36 | 1 | £131.62 | 4 weeks | |
| 685-38-3 | M38 | 1 | £131.62 | In Stock | |
| 685-39-3 | M39 | 1 | £131.62 | In Stock | |
| 685-40-3 | M40 | 1 | £131.62 | 4 weeks | |
| 685-42-3 | M42 | 1 | £158.17 | In Stock | |
| 685-45-3 | M45 | 1 | £158.17 | 4 weeks | |
| 685-48-3 | M48 | 1 | £164.44 | In Stock | |
| 685-50-3 | M50 | 1 | £164.44 | In Stock | |
| 685-52-3 | M52 | 1 | £161.86 | 4 weeks | |
| 685-55-3 | M55 | 1 | £170.70 | 4 weeks | |
| 685-56-3 | M56 | 1 | £170.70 | 4 weeks | |
| 685-58-3 | M58 | 1 | £170.70 | 4 weeks | |
| 685-10-4 | M10 | 1.25 | £43.87 | In Stock | |
| 685-12-4 | M12 | 1.25 | £43.87 | 4 weeks | |
| 685-14-4 | M14 | 1.25 | £52.72 | 4 weeks | |
| 685-12-5 | M12 | 1.5 | £45.35 | In Stock | |
| 685-14-5 | M14 | 1.5 | £53.83 | 4 weeks | |
| 685-16-5 | M16 | 1.5 | £58.99 | In Stock | |
| 685-18-5 | M18 | 1.5 | £64.52 | In Stock | |
| 685-20-5 | M20 | 1.5 | £64.52 | In Stock | |
| 685-22-5 | M22 | 1.5 | £66.00 | 4 weeks | |
| 685-24-5 | M24 | 1.5 | £71.90 | 4 weeks | |
| 685-25-5 | M25 | 1.5 | £71.90 | 4 weeks | |
| 685-26-5 | M26 | 1.5 | £76.69 | 4 weeks | |
| 685-27-5 | M27 | 1.5 | £76.69 | 4 weeks | |
| 685-28-5 | M28 | 1.5 | £102.13 | 4 weeks | |
| 685-30-5 | M30 | 1.5 | £102.13 | In Stock | |
| 685-32-5 | M32 | 1.5 | £102.13 | 4 weeks | |
| 685-33-5 | M33 | 1.5 | £103.98 | In Stock | |
| 685-34-5 | M34 | 1.5 | £119.46 | In Stock | |
| 685-35-5 | M35 | 1.5 | £119.46 | 4 weeks | |
| 685-36-5 | M36 | 1.5 | £119.46 | In Stock | |
| 685-38-5 | M38 | 1.5 | £119.46 | In Stock | |
| 685-40-5 | M40 | 1.5 | £141.21 | 4 weeks | |
| 685-42-5 | M42 | 1.5 | £154.11 | In Stock | |
| 685-45-5 | M45 | 1.5 | £154.11 | 4 weeks | |
| 685-48-5 | M48 | 1.5 | £154.11 | In Stock | |
| 685-50-5 | M50 | 1.5 | £175.13 | In Stock | |
| 685-52-5 | M52 | 1.5 | £172.18 | 4 weeks | |
| 685-55-5 | M55 | 1.5 | £172.18 | In Stock | |
| 685-56-5 | M56 | 1.5 | £172.18 | 4 weeks | |
| 685-58-5 | M60 | 1.5 | £172.18 | 4 weeks | |
| 685-60-5 | M60 | 1.5 | £201.68 | 4 weeks | |
| 685-18-6 | M18 | 2 | £69.68 | 4 weeks | |
| 685-20-6 | M20 | 2 | £69.68 | 4 weeks | |
| 685-22-6 | M22 | 2 | £75.22 | 4 weeks | |
| 685-24-6 | M24 | 2 | £75.22 | 4 weeks | |
| 685-26-6 | M26 | 2 | £80.74 | In Stock | |
| 685-27-6 | M27 | 2 | £80.74 | 4 weeks | |
| 685-28-6 | M28 | 2 | £80.74 | 4 weeks | |
| 685-30-6 | M30 | 2 | £87.02 | 4 weeks | |
| 685-32-6 | M32 | 2 | £87.02 | 4 weeks | |
| 685-33-6 | M33 | 2 | £89.22 | 4 weeks | |
| 685-34-6 | M34 | 2 | £106.18 | In Stock | |
| 685-35-6 | M35 | 2 | £106.18 | In Stock | |
| 685-36-6 | M36 | 2 | £106.18 | 4 weeks | |
| 685-38-6 | M38 | 2 | £106.18 | In Stock | |
| 685-39-6 | M39 | 2 | £106.18 | 4 weeks | |
| 685-40-6 | M40 | 2 | £153.74 | In Stock | |
| 685-42-6 | M42 | 2 | £154.11 | 4 weeks | |
| 685-45-6 | M45 | 2 | £154.11 | 4 weeks | |
| 685-48-6 | M48 | 2 | £169.23 | In Stock | |
| 685-50-6 | M50 | 2 | £169.23 | In Stock | |
| 685-52-6 | M52 | 2 | £166.28 | 4 weeks | |
| 685-55-6 | M55 | 2 | £166.28 | 4 weeks | |
| 685-56-6 | M56 | 2 | £166.28 | In Stock | |
| 685-58-6 | M58 | 2 | £166.28 | 4 weeks | |
| 685-60-6 | M60 | 2 | £172.55 | In Stock | |
| 685-30-7 | M30 | 3 | £99.54 | In Stock | |
| 685-33-7 | M33 | 3 | £101.76 | In Stock | |
| 685-36-7 | M36 | 3 | £108.77 | 4 weeks | |
| 685-39-7 | M39 | 3 | £108.77 | In Stock | |
| 685-40-7 | M40 | 3 | £151.17 | In Stock | |
| 685-42-7 | M42 | 3 | £151.17 | In Stock | |
| 685-45-7 | M45 | 3 | £151.17 | In Stock | |
| 685-48-7 | M48 | 3 | £151.17 | In Stock | |
| 685-50-7 | M50 | 3 | £151.17 | In Stock | |
| 685-52-7 | M52 | 3 | £148.22 | 4 weeks | |
| 685-55-7 | M55 | 3 | £175.50 | 4 weeks | |
| 685-56-7 | M56 | 3 | £174.76 | In Stock | |
| 685-58-7 | M58 | 3 | £175.50 | 4 weeks | |
| 685-60-7 | M60 | 3 | £187.30 | 4 weeks |
No products match your filters.
