DEWALT DW2539 Drill Bit, 3/16 in Dia, 3-3/4 in OAL, Countersink, Spiral Flute, 2-Flute, 1/4 in Dia Shank, Hex Shank

Drill, countersink and counter bore in one step with DeWALT® countersinks. Each 4-cutter, tapered countersink delivers great speed with a professional finish. Ideal for both soft and hard woods. Replacement tapered bits are available.