RockForce RF-82543

IRWIN Multi-Material drill bits drill through just about any type of material out there brick, block, tile, metal, wood, plastic and marble they'll even drill through multiple materials at the same ti more→me. These versatile bits are designed specifically for rotary drilling, but are tough enough to be used with hammer drills. Carbide tip has a unique diamond-ground, four-facet design with sharper cutting edges for centered starts with no walking, fast drilling, and excellent hole quality in a variety of materials. Double-milled flute ensures fast, efficient removal of drilling dust and debris to increase speed and prevent clogging.

The Milwaukee Red Helix Cobalt 7/32 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 t more→hat includes an aggressive 35 deg. Helix Angle which ends at 15 deg. The 135 deg. 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. The cobalt twist drill bits are ideal for tough applications, providing up to 15X life vs. black oxide brill bits.

Diablo's Tile and Stone Carbide Tipped Drill Bit range provides faster starts and longer life in tile, stone and glass. Optimized with a unique brazing and hardening process, the carbide tip extends l more→ife and productivity, allowing users to drill fast, accurate holes. The multi-ground carbide tip design allows for aggressive starts that produce clean holes when drilling into hard materials. The 3-Flat Shank provides extra stability by eliminating spinning in the drill chuck.