Steel 4340 Vac. Melt
Contains the following hole diameters and metal travel distances
3/64″ – 3.0″
5/64″ – .12″
5/64″ – .25″
5/64″ – .50″
5/64″ – .75″
5/64″ – 1.5″
5/64″ – 3.0″
5/64″ – 6.0″
8/64″ – 3.0″
8/64″ – 6.0″
Includes Case
Blocks are precision manufactured to tolerances well within the allowable limits of their respective codes. All blocks pass a comprehensive quality control inspection in accordance with ISO 9002 (formerly MIL I 45208 A), with instruments calibrated in accordance with ANSI/NCSL Z540 (formerly MIL C 45662A). All calibration blocks are serialized and certified to the National Institute of Standards and Technology.
