These IRWIN Multi-Material Extended-Length Drill Bits can drill through just about any type of material, including brick, block, tile, metal, wood, plastic and marble and they can even drill through multiple materials at the same time. These versatile drill bits are designed specifically for rotary drilling but are tough enough to be used with hammer drills. The carbide tip has a diamond-ground, 4-facet design with sharp cutting edges for centered starts with virtually no walking and fast drilling in a variety of materials.
These drill bits can drill through brick, block, tile, metal, wood, plastic, marble and more
Drill bits are designed for rotary drilling but are tough enough to be used with hammer drills
A double-milled flute on each drill bit helps ensure fast, efficient removal of drilling debris
The carbide tip on each drill bit has a diamond-ground, 4-facet design for centered starts with virtually no walking and fast drilling in a variety of materials
Compatible with most standard 12-inch and 38-inch chuck drills