Irwin 1882785 Drill Bit, 1/4 in Dia, 4-3/4 in OAL, Countersink, 4-Flute, 1/4 in Dia Shank paint--05-29-26 easy-to-use patching material used to

easy-to-use patching material used to fill holes and cracks and treat surfaces prior to painting

Lead-free and acid-free - safe to use on potable water systems

Can be used with a Milwaukee® fleece dust bag for less debris build-up on the filter

It expands and contracts with temperature changes

Irwin 1882785 Drill Bit, 1/4 in Dia, 4-3/4 in OAL, Countersink, 4-Flute, 1/4 in Dia Shank paint--05-29-26 easy-to-use patching material used toTapered drill with widened flutes for drilling fast, clean pilot holes. 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. Adjustable four cutter counterbore 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.