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> Precision gage block 81 pc set grade 3 machinist tool
Precision gage block 81 pc set grade 3 machinist tool
Made of fully seasonal alloy steel with a Rockwell hardness of 65 degrees to provide both long wear and resistance to stains and rust. Manufactured under carefully controlled condition to ensure maximum accuracy. Each gage block set meets or exceeds Federal Specif. GGG-15C. Accuracy: +8 /- 4 million. Series number is on each block.
* 9 blocks 0.1001" to 0.1009" in step 0.0001"
* 49 blocks 0.101" to 0.149" in step 0.001"
* 19 blocks 0.050" to 0.950" in step 0.050"
* 4 blocks 1.000" to 4.000" in step 1.000
* Fitted in nice wooden case.
