Makita DF457DZ

Diablo's High-Speed Steel Forstner Bits drill straight, angled and overlapping holes in all types of wood. The bit features a double-ground serrated edge for less splintering and chipping.

Our MX4 4-Cutter SDS Plus Rotary Hammer Drill Bits with solid head carbide deliver up to 5x longer life in concrete with rebar. 4-cutter design prevents lock-up in rebar, reducing downtime. Variable f more→lutes remove dust faster, reducing heat and delivering up to 20% more holes per battery charge. The wear mark indicator on each drill bit shows you when they no longer meet the ANSI requirement. Choose from single bits, bulk packs, or drill bit kits in a variety of sizes.

The Milwaukee Red Helix Cobalt 15/64 in. Drill Bit are engineered for extreme durability and longer life in hard metal applications. The Milwaukee Cobalt drill bits are designed with a Variable Helix more→that includes an aggressive 35 degree Helix Angle which ends at 15 degree. The 135 degree split point tip delivers a precision start and prevents walking for fast, accurate holes in hard metals, PVC and wood. The tapered drill bits feature a new enhanced tapered web that strengthens the bit's core to increase flute durability.