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Asimeto Ring Thread Gauge (Go) - Metric - Right Hand - 6g - M8 x 1

SKU:685-08-3

The Asimeto Ring Thread Gauge GO Metric Fine 6g, Right Hand, M8 x 1 (685 Series) is a precision Go gauge designed to quickly verify external threads on cylindrical parts. Built for machinists, qu... Read more ↓
Thread FormMetric
SizeM8
Pitch1
Gauge TypeRing Gauge (GO)
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£44.60
Prices shown ex. VAT
4 weeks estimated lead time — subject to availability
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Free delivery over £50 ex VAT
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14-day returns
30+ years expertise
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01732 887334
Mon – Thurs 8:30 – 17:30 · Fri 8:30 – 16:30

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Description

The Asimeto Ring Thread Gauge GO Metric Fine 6g, Right Hand, M8 x 1 (685 Series) is a precision Go gauge designed to quickly verify external threads on cylindrical parts. Built for machinists, quality teams, and manufacturing environments, it delivers dependable size verification for components used in automotive, aerospace, and engineering applications.

  • Series: 685 Series — Go metric fine 6g ring gauge for fast pass/fail checks
  • Size & Thread: M8 x 1, right-hand thread, metric fine 6g tolerance
  • Material: High-quality steel crafted for durability and long service life
  • Design Feature: Knurled outer edge for secure grip and easy handling during measurements
  • Application: Optimized for manufacturing QA, assembly verification, and quality control workflows
  • Industries: Suitable for automotive, aerospace, and general engineering environments

The instrument helps you confirm component compatibility quickly, reducing rework by providing an immediate go/no-go result when measuring external threads. Its robust steel construction stands up to repeated use on production lines, while precise machining preserves thread integrity for reliable, repeatable results. Use this gauge in incoming inspection, in-process checks, or final assembly to ensure every M8 x 1 threaded part meets 6g requirements on every lot.

Part Numbers

Protool Part Number
685-08-3
Brand
Asimeto
Category
Gauge
No downloads are attached to this product yet.
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.

Ask our technical team about this tool

Not sure if this is the right tool for your job? Ask us about speeds and feeds, material suitability, holders or alternatives — 30+ years of machining experience on the other end.

Prefer to talk? Call 01732 887334 — Mon–Thurs 8:30–17:30, Fri 8:30–16:30.

Full Range: Asimeto Ring Gauges - GO - Metric Fine 6g - 685 Series

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You are viewing 685-08-3. Click any other SKU to view its full details.

Product SKUSizePitchPriceStock Order
685-02-0 M20.35£57.92 In Stock
685-02-8 M2.20.35£57.92 In Stock
685-02-9 M2.50.35£57.92 In Stock
685-03-0 M30.35£57.92 In Stock
685-03-9 M3.50.35£57.92 In Stock
685-04-0 M40.35£57.92 In Stock
685-04-9 M4.50.35£57.92 In Stock
685-05-0 M50.35£57.92 In Stock
685-06-0 M60.35£57.92 In Stock
685-04-1 M40.5£53.24 In Stock
685-05-1 M50.5£53.24 In Stock
685-06-1 M60.5£53.24 In Stock
685-08-1 M80.5£53.24 In Stock
685-10-1 M100.5£57.92 In Stock
685-12-1 M120.5£64.58 In Stock
685-06-2 M60.75£44.60 In Stock
685-07-2 M70.75£44.60 4 weeks
685-08-2 M80.75£49.68 In Stock
685-10-2 M100.75£53.24 In Stock
685-12-2 M120.75£69.66 In Stock
685-08-3 ViewingM81£44.60 4 weeks
685-09-3 M91£44.60 4 weeks
685-10-3 M101£44.60 4 weeks
685-11-3 M111£47.75 In Stock
685-12-3 M121£48.51 4 weeks
685-14-3 M141£64.94 In Stock
685-16-3 M161£58.68 4 weeks
685-18-3 M181£59.85 4 weeks
685-20-3 M201£68.49 4 weeks
685-21-3 M211£79.83 4 weeks
685-22-3 M221£72.00 4 weeks
685-23-3 M231£87.26 4 weeks
685-24-3 M241£87.26 4 weeks
685-25-3 M251£78.66 4 weeks
685-26-3 M261£87.26 4 weeks
685-27-3 M271£78.66 In Stock
685-28-3 M281£78.66 In Stock
685-30-3 M301£108.77 In Stock
685-32-3 M321£120.51 In Stock
685-33-3 M331£122.49 4 weeks
685-34-3 M341£122.49 In Stock
685-35-3 M351£122.49 In Stock
685-36-3 M361£139.68 4 weeks
685-38-3 M381£139.68 In Stock
685-39-3 M391£126.00 In Stock
685-40-3 M401£126.00 4 weeks
685-42-3 M421£167.85 In Stock
685-45-3 M451£167.85 4 weeks
685-48-3 M481£174.51 In Stock
685-50-3 M501£174.51 In Stock
685-52-3 M521£171.77 4 weeks
685-55-3 M551£181.17 4 weeks
685-56-3 M561£181.17 4 weeks
685-58-3 M581£181.17 4 weeks
685-10-4 M101.25£46.58 In Stock
685-12-4 M121.25£46.58 4 weeks
685-14-4 M141.25£55.94 4 weeks
685-12-5 M121.5£48.15 In Stock
685-14-5 M141.5£51.66 4 weeks
685-16-5 M161.5£56.34 In Stock
685-18-5 M181.5£61.83 In Stock
685-20-5 M201.5£61.83 In Stock
685-22-5 M221.5£63.41 4 weeks
685-24-5 M241.5£68.85 4 weeks
685-25-5 M251.5£68.85 4 weeks
685-26-5 M261.5£73.58 4 weeks
685-27-5 M271.5£81.41 4 weeks
685-28-5 M281.5£108.41 4 weeks
685-30-5 M301.5£97.83 In Stock
685-32-5 M321.5£108.41 4 weeks
685-33-5 M331.5£110.34 In Stock
685-34-5 M341.5£126.77 In Stock
685-35-5 M351.5£114.26 4 weeks
685-36-5 M361.5£114.26 In Stock
685-38-5 M381.5£114.26 In Stock
685-40-5 M401.5£135.00 4 weeks
685-42-5 M421.5£163.58 In Stock
685-45-5 M451.5£163.58 4 weeks
685-48-5 M481.5£163.58 In Stock
685-50-5 M501.5£185.85 In Stock
685-52-5 M521.5£182.75 4 weeks
685-55-5 M551.5£182.75 In Stock
685-56-5 M561.5£182.75 4 weeks
685-58-5 M601.5£182.75 4 weeks
685-60-5 M601.5£214.07 4 weeks
685-18-6 M182£73.94 4 weeks
685-20-6 M202£73.94 4 weeks
685-22-6 M222£79.83 4 weeks
685-24-6 M242£72.00 4 weeks
685-26-6 M262£85.68 In Stock
685-27-6 M272£77.49 4 weeks
685-28-6 M282£85.68 4 weeks
685-30-6 M302£83.34 4 weeks
685-32-6 M322£83.34 4 weeks
685-33-6 M332£85.32 4 weeks
685-34-6 M342£112.68 In Stock
685-35-6 M352£101.75 In Stock
685-36-6 M362£101.75 4 weeks
685-38-6 M382£112.68 In Stock
685-39-6 M392£112.68 4 weeks
685-40-6 M402£163.17 In Stock
685-42-6 M422£163.58 4 weeks
685-45-6 M452£163.58 4 weeks
685-48-6 M482£179.60 In Stock
685-50-6 M502£179.60 In Stock
685-52-6 M522£176.49 4 weeks
685-55-6 M552£176.49 4 weeks
685-56-6 M562£176.49 In Stock
685-58-6 M582£176.49 4 weeks
685-60-6 M602£183.15 In Stock
685-30-7 M303£95.09 In Stock
685-33-7 M333£97.43 In Stock
685-36-7 M363£104.09 4 weeks
685-39-7 M393£104.09 In Stock
685-40-7 M403£160.43 In Stock
685-42-7 M423£160.43 In Stock
685-45-7 M453£160.43 In Stock
685-48-7 M483£160.43 In Stock
685-50-7 M503£160.43 In Stock
685-52-7 M523£157.32 4 weeks
685-55-7 M553£186.26 4 weeks
685-56-7 M563£185.49 In Stock
685-58-7 M583£186.26 4 weeks
685-60-7 M603£198.77 4 weeks

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