Drill Grinding Gauge

The gauge numbers specify the size of a round wire in
terms of its diameter. As the gauge number increase from 0 to 36, the dia size decrease. The thickness of sheet metal and the diameter of to various gauging numbers and the following Table 1 give the decimal equivalents of the different gauge numbers for the diameter of wires, and the thickness of sheets.

Drill Point Grinding Gauge
Drill Point Grinding Gauge
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