ROSNEK 12PCS Diamond Cutter Hole Saw Drill Bit Tool 6mm Set For Tile Ceramic Glass

ROSNEK 12PCS Diamond Cutter Hole Saw Drill Bit Tool 6mm Set For Tile Ceramic Glass Feature 1. This tile hole saw are made of industrial grade carbon steel with nickel-plated coated body that resist corrosion. Thicken corundum coating on the tops offers superior cutting strength for maximum drilling outcomes. 2. Each hole drill bit was processed by a smooth and exact finish that lower the incision resistance and drill pressure, increase the sharpness and the use of water lubrication. Excellent for making clean and precise hole on glass or ceramic and considerably extending drill bit life. 3.These ceramic drill bits along with large clearance hole facilitate the entrance of cooling water and escape of chips. Making the drilling process more easy and relax. 4. Perfect for drilling glass, tile bottles, blocks jars, fiber glass porcelain tile ceramic, vitrified, brick and stone. Specification Type: Drill Bits & Chucks Sub-Type: Marble Drill Bits Size: 6mm*50mm   Quantity:  12 Pcs/Set Color: silver Usage 1. Clean the surface and keep it wet with water& coolant.Then mark down the position of the drill hole. 2. Start drilling with a 45 degrees angle to the surface slowly. 3. Drill at low speed and adjust the drilling angle to vertical position when the hole appears. 4. Slown down to drill the hole off directly or you can exit and drill from the other side to make it smoothly. Package 12PCS Hole Saw