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 time. These versatile bits are designed specifically for rotary drilling, but are tough enough to be used with hammer drills. Irwin® Masonry Drill Set, Multi-Material, System of Measurement: Imperial, 1/8 in Minimum Drill Bit, 5/16 in Maximum Drill Bit, 5 Piece, For Use With: 1/2 in Chuck Cordless Drills, HSS, Uncoated