Description of Raizi 3/8" Shank Vacuum Brazed Diamond Tile Hole Saw Drill Bits Kit For Porcelain Tile, Stone, Concrete 5 Pcs A Lot With Case
1/4"(6 mm),1/4"(6 mm), 3/8"(10 mm), 1/2"(12 mm) and 9/16"(14mm) diamond drill bits with Hex shank. Average Life: 10-20 holes. Application:ceramic tiles, porcelain tiles, marble, granite and concrete. With 9mm hexagonal shank connection, the ceramic drill bit can be used on any battery powered drills. The vacuum brazed tile drill bits is designed for ceramic tiles, porcelain tiles, and other material such as marble, granite and concrete.