81 pc/set Steel Gage Block Sets
- Manufactured under carefully controlled conditions allowing for the highest degree of accuracy when used at a temperature of 68 degrees F (20 degree C)
- All gauge block sets are assigned serial numbers and are accompanied with a certificate of inspection listing the deviation for each block
- Each gauge block set meets or exceeds federal specification GGG-G-15C
- All gauge block sets are made to special standards to resist corrosion and defacement
Each gage block set meets or exceeds federalspecification GGG-G-15C (P900-S581).
Each gage block set meets or exceeds federalspecification ASME B89.1.9-2002.
- The coefficient of thermal expansion is 6.4 X 10
- Each model has 81 pieces steel gage blocks