Black&Decker BDCDD12K1

IRWIN General Purpose High Speed Steel Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance

The Milwaukee 1-1/2 in. SwitchBlade Selfeed Bit drills up to 12 percentage faster and delivers up to 2X longer life. Designed for any trade that demands repetitive cutting of large holes in wood, Swit more→chBlade bits allow you to remove and replace blades rather than resharpen. You get a new bit with every quick, convenient change of the hardened steel blade and less downtime on the job. An aggressive feed screw design enables the bit to pull through quickly for faster drilling. Built to last and designed to perform, Milwaukee SwitchBlade Selfeed bits deliver more holes for the money.

Milwaukee is 3/8 in. Shockwave Carbide Multi-Material Drill Bits are the most versatile bits, designed to tackle a variety of materials, including brick, block, concrete, steel, aluminum, ceramic tile more→, backer board, wood, PVC, and drywall. The aggressive multi-grind carbide tip delivers up to 10x longer life in stacked materials and up to 85% faster drilling speeds in metal. Equipped with a 1/4in hex shank, these general-purpose drill bits are compatible with impacts, drill/drivers, and hammer drills. These Milwaukee drill bits provide the ideal all-in-one solution for the widest variety of materials, tools, and applications.