Cross Hex Tile Bits Glass Ceramic Concrete Hole Opener Alloy Triangle Drill Sizes 3/4/5/6/7/8/10/12 mm (12mm) This tile bit set is designed for clean, accurate holes in glass, ceramic, and concrete tile. Featuring an alloy triangle drill design with cross hex geometry, it combines durability with reliable bit engagement for reduced slipping and smoother cutting. Key benefits Durable alloy construction for long life and repeated use on hard tile surfaces. Cross hex design provides a secure fit in compatible chucks, helping to minimize bit slippage during drilling. Triangle drill geometry aids in initial finger grip and stable penetration, reducing surface chipping on delicate tiles. Eight available diameters (3, 4, 5, 6, 7, 8, 10, 12 mm) cover common hole sizes for fixtures, hardware, and wiring. Key attributes Functionality: hole opener drill bits suitable for glass, ceramic, and concrete tile. Compatibility: designed for drill use with standard compatible equipment (sizes listed). Size range: 3, 4, 5, 6, 7, 8, 10, 12 mm; includes 12 mm as the largest size. Material: alloy triangle drill bits with cross hex engagement. Performance: engineered to deliver controlled cutting and cleaner holes in tile materials. Applications and use cases Installing bathroom fixtures or towel bars by drilling through ceramic wall tiles. Creating throughtile holes in glass or ceramic backsplashes for wiring, outlets, or mounting hardware. Drilling through concretebacked tile or tile floors for anchors and fasteners in renovation projects. What you get A set of eight hole opener bits in sizes 3, 4, 5, 6, 7, 8, 10, and 12 mm, featuring alloy triangle drill construction with cross hex design for durable, reliable tile drilling.