Irwin 1882781 Wood Countersink Drill Bit, #6 x 9/64" Copper Tubing 7/16" D coiled wire

7/16" D coiled wire

Installs in channels or held in place with adhesive backing

4-way corner to be used with 39

Comes with reusable cartridge covers & filters

Irwin 1882781 Wood Countersink Drill Bit, #6 x 9/64" Copper Tubing 7/16" D coiled wire1 4" quick change shank reduces slipping in standard chucks and is compatible with all 1 4" quick change chucks, including impact drills. Counter bore attaches to flats on shank with two hex screws for a secure fit and can be adjusted for controlled pilot hole depth. Highlights: Bit# : 6 4 cutter head Tapered drill with widened flutes for drilling fast, clean pilot holes Adjustable four cutter counterbore cuts and clears chips quicker for fast, smooth