Irwin - 4 X 3-3/4 in. L High Speed Steel Jobber Length Wire Gauge Bit Straight Shank 1 pk

General purpose high speed steel wire gauge straight shank jobber length drill bits is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance. Used where more precisely sized holes are required. Drills exact hole size; ideal for tapping. Irwin #4 X 3-3/4 in. L High Speed Steel Jobber Length Wire Gauge Bit Straight Shank.