13/32x5-1/4" STL Bit

IRWIN 13/32" x 5-1/4" High Speed Steel Drill Bit. Revolutionary tip design stays sharper longer and drills up to 10x faster than other leading drill bits. Three-flatted shank design provides better chuck grip and reduces slippage. Ideal for use in keyless chucks. Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance. 3/8" reduced shank fits all 3/8" drills