Irwin COUNTERSINK DRILL BIT 2-3/4 IN L FLU 1882785

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Irwin 1882785 Countersink Drill Bit 2-3/4 In L Flute 1/4 In Dia Shank

Tapered drill with widened flutes for drilling fast, clean pilot holes
Adjustable four-cutter counter bore cuts and clears chips quicker for fast, smooth countersinking
Counter bore attaches to flats on shank with two hex screws for a secure fit and can be adjusted for controlled pilot hole depth
1/4 in quick-change shank reduces slipping in standard chucks and is compatible with all 1/4 in quick-change chucks, including impact drills

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