GAGE BLOCK SETS
Workshop Class B
Gage block sets are made of fully seasoned alloy tool steel with a
Rockwell
hardness of 65 providing both long wear and resistance to stains
and
rust. These blocks are manufactured under carefully controlled
conditions
allowing for the highest degree of accuracy when used at
temperatures of
68 F(20 C) Sets are calibrated to meet or exceed Federal
Specifications
GGG-G-15a Includes fitted case