General Tools 14 Drill Gage, 1/16-Inch to 1/2-Inch

The hole sizes and decimal equivalents are permanently etched on face so they won't wear off with repeated use. Number size drills 61 to 80. Fractional size drills 1/16" to 1/2" x 64ths. Metric range from .037 to .635mm. This gage has been crafted to meet government specifications.