Drill Chart Bit Sizes Decimal Number Letter Metric
A drill bit size chart is very convenient so here you go It covers decimal fractions numbered drill bits letter drill sizes N – 0 1 mm N – 0 1 0 05 mm For 3 through 13 9mm with N from 30 to 139 N – 0 1 mm For 14 through 25mm and N from 14 through