Drill Bit- Aircraft- 3/8" x 6"

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IRWIN 66724 Heavy-Duty Drill Bit, Spiral Flute, 3-5/8 in L Flute, Straight Shank, 2-3/8 in L Shank 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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