31 MM HSS METRIC SILVER & DEMING DRILL
Eco Pro Metric Silver & Deming Drill Bit, 31.0mm Diameter, 1.2205 Decimal Equivalent, 3" Flute Length, 6" Overall Length, M2 High Speed Steel, Black Oxide Finish, 118 degree Point, 1/2 Reduced Shank, Right Hand Spiral, 1 per Tube