A Calibration Master for In-House Calibration of External Micrometers. Hardened, Ground and Lapped High Grade Gage Blocks are fitted in a rigid housing which make external measurements very easy. Includes Certificate of Calibration Traceable To N.I.S.T.
Micrometer Check Set with 10 Gage Blocks-
Grade 1 Accuracy
Model No. 15935, METRIC CHECK SET with 10 Gage Blocks. (25mm) AVAILABLE UPON REQUEST.