All of our O1 Precision Ground Diameters is supplied to the following standard tolerances:-

Thickness: h8 TOLERANCES

Length: +5MM/+30MM

Colour Code: BLUE

All material conforms to W1.2510 specification.

Carbon: 0.95%

Manganese: 1.20%

Chromium: 0.55%

Tungsten: 0.65%

Vanadium: 0.15%

Heat treatment information can be downloaded here

All orders are supplied on next business day transport (subject to stock) if ordered before 3.00pm. We also can supply into Europe, just click through to your cart for shipping rates.

Volume discounts and credit accounts are available.

If there is something that you need but can't find, please get in touch!

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