Irwin Tools 1882783 Wood Countersink Tapered Drill Bit, #10

Features Tapered drill with widened flutes for drilling fast, clean pilot holes. Adjustable four-cutter counterbore cuts and clears chips quicker for fast, smooth countersinking. Counterbore attaches to flats on shank with two hex screws for a secure fit, and can be adjusted for controlled pilot hole depth.

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

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