Descriptionlength : as picture showsis_customized : YesUse : Masonry DrillingMaterial : DiamondModel Number : KKZ017370DIY Supplies : TilingType : Core Drill BitBrand Name : xcanOrigin : Mainland ChinaCertification : NONEXCAN Diamond Finger Bit Milling Bit 5/8-11 Thread for Tile Stone Countertop Enlarge Grinding Hole Diamond Drill BitFeatures:1. Wide application for drilling tile ceramic granite marble stone....2.Vacuum Brazed technology provide much longer working life than electroplated ones (Generally 3-5times)3. Less Chipping, Minimizing breakage, less heat generation, Better finish quality4. High diamond exposure rate provides a faster and more aggressive drilling.Application: Used for opening holes in marble, ceramic tiles, granite, pebbles, walls and other materials