Description
Letter size drills can be quickly and conveniently checked with this gauge. 26 holes are provided, giving corresponding drill sizes from “A” through “Z” with decimal equivalents from .234″ diameter through .413″ diameter. The gauge is approximately 5/64″ T x 2.5/16″ W x 6.1/4″ L. It is hardened with satin finish and tested after hardening.
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