Irwin 1792770 Drill Bit 7/16" Multi-Material 1 Per Package
• Carbide tip has a unique diamond-ground, four-facet design with sharper cutting edges
• Double-milled flute ensures fast, efficient removal of drilling dust and debris to increase speed and prevent clogging.
• Compatible with all standard 1/2" and 3/8" chuck drills.
The Irwin 1792770 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 time. These versatile bits are designed specifically for rotary drilling, but are tough enough to be used with hammer drills.