Item Type: Drill Bit <br>Material: Cemented Carbide<br>1、Hole Drill Bit: Comes with single or double flutes, these drill bits enable easy hole drilling with high efficiency. <br>2、Various Sizes: Including drill bits in various size, which will satisfy varied working needs in different situations. <br>3、Flexible Using: Allows for flexible application in drilling tile, glass, ceramic, plastic, wood and so on, very useful. <br>4、Good Material: Forged with premium cemented carbide material, the wear resistant drilling tools are also very durable. <br>5、Plastic Box: The plastic box will store all the tools in an orderly, thus largely simplifying the carrying and storage.1. Take protective measures; <br>2. When drilling hard materials, such as glass, ceramic tiles, marble, please lubricate with water; <br>3. Manual measured parameters has a certain error.10 x Drill Bit<p>1 x Plastic Box</p>