Irwin 60148 3/8 in Reduced Shank High Speed Steel Drill Bit Sets

Bit is constructed of M-1 high speed steel for the best combination of strength, heat resistance, and wear resistance. Standard 118 degree point for use in wood, metal, and plastic. 3/8″ reduced shank fits all 3/8″ drills. Features: Bit is constructed of M-1 high speed steel for the best combination of strength, heat resistance, and wear resistance. Standard 118 degree point for use in wood, metal, and plastic 3/8″ reduced shank fits all 3/8″ drills 1/16″ to 1/2″ in 1/64″ increments