6-Piece Hard Alloy Tile Drill Bit Set, Ceramic Drill Bits, Diameters 4/5/6/8/10/12 mm, 1/4″ Hex Shank, Titanium Coated Drill Bit Set for Marble, Glass, and Concrete - Fei Yu

General Description: This hard alloy tile drill bit set includes 6 drill bits of varying sizes, perfect for drilling into a variety of materials such as tile, ceramic, glass, concrete, marble, wood, and plastic. Made from high-quality hard alloy, these drill bits are strong, sharp, and durable, with a titanium coating that reduces discoloration. Technical Specifications: Material: Alloy; Color: Gold; Shank Diameter: 6.35 mm (1/4″); Tip Diameters: 4 mm, 5 mm, 6 mm, 8 mm, 10 mm, 12 mm; Overall Length: 62 mm, 66 mm, 72 mm, 85 mm, 91 mm, 100 mm. Compatibility and Accessories: Compatible with most drills, including hand drills, cordless drills, and power wrenches. The package includes 6 tile drill bits and 1 storage case. Installation: Proper installation of the tool is essential before use. Ensure you follow the proper installation steps. For efficient drilling, it is recommended to use water cooling during drilling to prevent the drill bit from overheating. After use, clean any stains on the product surface and apply rust-preventative oil to prevent rust. Other information: Not suitable for children under 3 years.