【 Money-Saving Diamond Coated Milling Bit】 You can easily produce many Holes of Different Sizes with just One Standard Diamond Core Bit Plus one Diamond Finger Milling Bit.
【 Vacuum Brazed Diamond Technology】High-Quality Diamond Powder with Strong Steel Body can Bring Excellent Working Performance,High efficiency,Faster,Lasts longer
【Multiple Application】Both Dry or Wet use,to Enlarge and Reshape previously cut holes in Porcelain Tiles, Hard Ceramic Tiles, Granite, Marble & Engineered Stones,and also be used to notch edges of tile to accommodate for pipes or wiring.
【Wide Compatibility】Can be Installed with Any Hand-Held Angle Grinders 5/8-11. Great for Plumbers,other Conduits,Tile Installers Or Setters, Contractors,Electricians Wireman Or DIY Users.