81 pc rectangular gage gauge block grade b

81 pc rectangular gage gauge block grade b

81 PC RECTANGULAR GAGE BLOCK SET GRADE B
* 9 Blocks - .1001" thru .1009" step of .0001"
* 49 Blocks - .101" thru .149" step of .001"
* 19 Blocks - .050" thru .950" step of .050"
* 4 Blocks - 1.000 thru 4.000 step of 1.000"
* Grade B Shop Accuracy to +/- 0.0000050" (1" & Less)
* Hardened to 65 RC to provide both long wear and resistance to stains and rust
* Guaranteed Accuracy of Flatness, Squareness, and Parallelism
* Excellent Finish and Wringing Characteristics
* The interior separator is made out of plastic, therefore it will guarantee the gage blocks won't get wet or rusty.
* Supplied with wooden case.