Irwin Speedbor 3018009 Drill Bit Set, 15-Piece, HSS, Titanium Nitride-Coated

Cutting edge stays sharper longer and tin coating reduces friction in applications such as repetitive metal drilling with portable or stationary drill presses, 140 deg split point for less walking and quicker starts. Straight shank. Includes drill bits, 1/16 in through 3/8 in with storage case (sliding latch design for security).