4-Step Block – Metric

4-Step Block for thickness and linearity calibration. This 4-Step block is the metric “A” version.


From: $300.00


We pride ourselves in providing fast deliveries. However inventory changes rapidly and on occasion some items may not be in stock. If you require an expedited shipment, please contact us via e-mail or call our office to confirm availability of an item. *Nominal lead times vary by product.

Product Information
  • Metric 4A Step Thickness:  6.25, 12.5, 18.75 and 25 mm steps
  • Spec:  ASTM E797
  • Optional Hardwood Case available

Metric Versions available.

Looking for a Block made from an exotic alloy?  You’ve come to the right place!  If you don’t see what you need, please contact us!

We can offer many Steels (Carbon and Alloy), Stainless Steels, Nickel Alloys, Titanium Alloys, Aluminum Alloys, Copper Alloys, Cast Irons, Zirconium and others!


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