Irwin Marples 1-1/2 In. 3-1/2 In. 3/83/8 In. Reduced Forstner Drill Bit
Bores perfectly smooth, flat-bottomed holes. More accurate holes at any angle. Use for boring overlapping holes or pocket holes. Starts the bit cleanly, even or uneven surfaces. Reduced shank fits 3/8' and larger drills and drill presses.
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