Tile Drill Bit Glass Drill Bit For Porcelain Feature:1. The drill adopts a cross-head design, and the cross-shaped spear tip can reduce the slippage when the drill is working.2. The 13.5mm hex shank design allows you to quickly and safely change the drill bit from the power tool.3. The material of the cross drill bit is made of high-quality cemented carbide and carbon steel, and its hardness does not need to be questioned.4. This masonry drill is suitable for ceramics, tiles, mirrors, wood, porcelain, brick, glass, etc.5. Exquisite workmanship can be one of its advantages, making this ceramic cross drill an ideal substitute for damaged ones. Specification: Item Type: Ceramic Drill Bit SetMaterial: Carbide + Carbon Steel Shank Diameter: Approx. 13.5mm/0.53in Drill Bit Length: Approx. 124mm/4.9in Drill Bit Diameter: Approx. 12mm/0.47in Application: Ceramic, Tile, Mirrors, Wood, Porcelain, Brick, Glass, etc. Package List: 5 x Drill BitsNote: When drilling, try to keep the drill bit upright and lubricate it with water or coolant. 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.