Custom 4-Step Block, Inch, 1018 Steel [CUSTOM4STEP.1018B]

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Custom-machined 4-Step Block for thickness and linearity calibration.


  • Alloy: 1018 Steel, Nickel-plated
  • Steps: 0.100, 0.250, 0.500, and 0.750"
  • Step Face: ¾" x ¾"
  • Spec: Based on ASTM E797

Please contact us if you would like a quote for a custom step block not shown on our site. We are happy to machine blocks to special step thicknesses or in special alloys.