Detail 15 Pieces Hex Shank Drill Bits High Speed Steel Straight Shank HSS High Speed Steel Titanium Coated Drill Bits Tool SetName: 15 Pieces Drill BitsWeight: 180gProduct Application: can be used for glass; Ceramic tiles; cement and other wall holesIn the process of use, the cooling effect of adding water is better; When using it to drill holes on the wall, you need to change the position when you encounter steel bars, otherwise it will cause the edge to fall. Color: BlackMaterial: SteelPackage Contents:1 Set x Drill Bit (3.0 4.0 5.0 Each 5pcs)Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.