The 4-step block is used to gauge thickness and linearity. The steps are 0.250″/6.25mm, 0.500″/1205mm, 0.750″/18.75mm and 1.000″/25mm thick with each step face measuring 0.750 “x0.750″/20mmx20mm. The block is manufactured in accordance with ASTM E797. If needed, we offer customization for additional and larger steps.

Features

• Dimensions: 1″ (Height) X 3″ (Length) X 0.75″ (Width)
• Weight: 0.406 LBS
• Material: Stainless Steel
• Specifications: ASTM E797