Irwin 1882781 Wood Countersink Drill Bit, #6 x 9/64" Copper Tubing this tool set will withstand

this tool set will withstand seasons of service for your fireplace

Torque transfers to the work

Installs in channels or held in place with adhesive backing

Features an extended wheel base to prevent tipping

4-way corner to be used with 39

Irwin 1882781 Wood Countersink Drill Bit, #6 x 9/64" Copper Tubing this tool set will withstand1 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