Irwin 12413 Drill Bit, 3/4 in Dia, 1-13/16 in OAL, Countersink, 5-Flute, 1/4 in Dia Shank, Round Shank lawn-garden--07-13-26 Half round shape and has

Half round shape and has file section and rasp section on both flat side and half round side

Operating Temperature: 20 to 120 deg F

Blocks odors and moisture

Engine pai - 5692199 - 248951)

Irwin 12413 Drill Bit, 3/4 in Dia, 1-13/16 in OAL, Countersink, 5-Flute, 1/4 in Dia Shank, Round Shank lawn-garden--07-13-26 Half round shape and hasHSS milled and precision ground to 82 deg for countersinking into most machinable materials such as iron, steel, soft metals, plastic or wood. Precision grind process removes the burr from cutting edge for cleaner cuts Made of high grade heat treated forged steel, plated and black oxide finished to prevent rust Black oxide finish resists corrosion Five flute design reduces vibration for smoother drilling and extended life 1 4 in round shank fits all