12x Dry Diamond Drill Bits & Tile Drill Bit Set 1/4″ Hex Shank for Ceramic Glass
Dry drilling design with wax core reduces friction and overheating, no water needed. Diamond brazed surface ensures strong cutting performance and long service life. Easy installation, stable drilling.
14pcs Carbide Drill Bit Set Four-Blade for Tile Ceramic Glass Marble Concrete
Serrated Drill Bit is compatible with impact drivers, electric drills, screwdrivers, and hand drills, this versatile set ensures clean holes and stable performance even on hard surfaces like porcelain tile and stainless steel alloy.
