You can use this on brick, ceramics, fiberglass, glass, gold, hardened steel, marble, metal, plastic, platinum, rock carbide, silver, stone, tile, wood, fiberglass, and any solid surface.
It comes in a plastic case with 30 different bits for different usage. Suitable to be used with hand drills, flex shafts, and Dremels. Use with water – do not run dry.
*30pcs assorted drill bits