Composition - 1018 steel
- available in metric and imperial units
- metric units: (2.5, 5, 7.5, 10 and 12.5 mm steps)
- imperial units: (100, 200, 300, 400 and 500 mil steps)
- metric accuracy ±0.02 mm
- imperial accuracy ±1 mil
All Certified Step Blocks are supplied with a
certificate of calibration showing traceability
to NIST/NPL.