RANMEI 14pcs/set 3-70mm Diamond Hole Saw Drill Bit Tool for Ceramic Porcelain Glass

Features: *Can be used to drill hole in many kinds of materials such as glass tiles marble granite ceramic etc. *Made of high quality material durable and sturdy *Can be used with a standard electric drill (Not Included) *Easy to use: start your hole diagonally make a round trace and then hold drill straight Specifications: Product name: Drill Bit Material: Diamonds Color: Silver Length: 50mm/1.96 Drilling size: 3/5/6/8/10/12/16/18/20/30/40/50/60/70mm Quantity: 14Pcs Warm Tips: During the process of use please add water to cool down and adjust the appropriate speed which can avoid high temperature overheating burning the hole saw drill bits. Package Contents: 14pcs Set Hole Saw Drill Bits