Drill Bit- Aircraft- 7/16" x 12"

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Irwin 621 Heavy Duty Extended Length Aircraft Drill Bit, 7/16 in Dia x 12 in OAL, High Speed Steel PRODUCT OVERVIEW M-2 high speed steel for strength with black oxide coating for heat and wear resistance in wood, metal or plastic applications; split point ensures a true start and eliminates bit walking.

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