Altraco MGA-84 81 Pc Gage Block Set - Grade B
Made from alloy tool steel with a Rockwell hardness of 65 to provide for long wear and resistance to stains and rustEach block meets or exceeds Federal specification GGG-G-15AManufactured under carefully controlled conditions allowing for the highest degree of accuracy when used at a temperature of 68FGrade B: Accuracy: +50 / -50 MILLIONTHS81 Pc Set Includes: 9 Blocks .1001 thru .1009 - Step .0001, 49 Blocks .101 thru .149 - Step .001, 19 Blocks .050 thru .950 - Step .050, 4 Blocks 1.000 thru 4.000 - Step 1.000
