Irwin - 1/4 in. X 4 in. L High Speed Steel Drill Bit Straight Shank 1 pc

Irwin 1/4 in. X 4 in. L High Speed Steel Drill Bit Straight Shank. Heavy-duty web design provides extreme rigidity when drilling in metal applications. Lasts up to six times longer than standard high speed still drill bits. Shorter cutting lips reduce torque when drilling in high tensile strength materials. 135-degree split point reduces feed pressure for easier penetration without work hardening.