Precision gauge blocks, also known as gage blocks, slip gauges, are a system for producing precision lengths. It is fundamental standards for linear measurement for adjusting, checking, or inspecting measuring instruments and tools, and precision work pieces.

We can supply steel and ceramic block gauges sets metric or inch:

32pcs/set, 38pcs/set, 47pcs/set, 83pcs/set, 87pcs/set, 103pcs/set, 112pcs/set

Grade 0 for calibration
Grade 1 for inspection  

Grade 2 for workshop