Irwin 11/64 in. D Steel Tapered Replacement Bit 1 pc

Speedbor, #8 Wood, Countersink Replacement Bit, Tapered Drill With Widened Flutes For Drilling Fast, Clean Pilot Holes & Ensures Tight Fit For Screws, Adjustable 4 Cutter Counter Bore Cuts & Clears Chips Quicker For Fast, Smooth Countersinking, Counter Bore Attaches To Flats On Shank With 2 Hex Screws For A Secure Fit & Can Be Adjusted For Controlled Pilot Hole Depth, 1/4" Quick Change Shank Reduces Slipping In Standard Chucks & Is Compatible With All 1/4" Quick Change Chucks, Including Impact Drills.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.Replacement BitQuick-Change