Diatest Setting Rings

Product Description
£110.00 (ex VAT)

Made of wear-resistant special steel, black finished.Inside diameter lapped. During the various stages of machining the rings are subjected to an artificial aging process, which ensures that rings maintain their tolerance for many years. As with gauge blocks (slip gauges), apply grease to inside diameter of rings to protect against corrosion.

Sizes 0.50 to 1.50mm or 0.020" to 0.060"

Ring body made of black finished steel. Core made of synthetic sapphire with lapped inside diameter. Sapphire core is resistant to size deviation wear and corrosion.

Accuracy of Setting Rings

  • Max. deviation from mean diameter : 0.001mm (.000040")
  • Max. deviation in roundness : 0.0003mm (.000012")
  • Max deviation in straightness and parallelism over ZL : 0.0005mm (.000020")
  • Surface roughness : CLA 0.00002mm (0.8 micron)
  • Hardness : 62-64 Rockwell C

Please send email enquiry for imperial prices.


Need help, advice or more information?

EMAIL US for a fast, friendly response from an engineer

or call 01727 822 462

Why we're different...

Engineering & Gauge Ltd was formed in 1990 by an engineer with over 40 years of Metrology experience. All our customer support team speak the language of engineers.

At Engineering & Gauge Limited we pride ourselves on our fast and efficient dispatch of orders, which is one of many factors that has enabled us to build and maintain a loyal, happy customer base.

We deliver through a reputable and professional courier service, the service used is based on the weight and contents of your order. Currently we cannot offer you the option to choose your preferred carrier or delivery day.

We offer a standard delivery service to Europe and the rest of the World. All options and prices are clearly displayed during the checkout process.


Weight UK
UK Up to 1kg £4.49
UK 1kg-20kg £8.99
UK Over 20KG £19.99
Weight Europe USA/Canada ROW
0 - 1kg £25.00 £29.00 £37.00
1 - 5kg £37.00 £40.00 £57.00
5 - 10kg £55.00 £62.00 £98.00
10 - 20kg £74.00 £87.00 £144.00