Forstner Wood Bit- 1/2" Dia- 3 1/2" O.A. Length- Shank .315"

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IRWIN 1966896/42908 Forstner Bit, 1/2 in Dia, 3-1/2 in OAL, 1-Flute, 3/8 in Dia Shank, Reduced Shank PRODUCT OVERVIEW Starts the bit cleanly on uneven surfaces and bores smooth, flat bottomed holes. Fits 3/8 in and larger drills and drill presses.

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