Diamond Finger Bit Coated Milling Bit, 1" (25mm) Tile Milling Bit for Enlarging and Shaping or Round…See more

Multi Function High quality diamond grit #50/60 provide great finishing.

Designed to enlarge, shape and/or round bevel existing holes in Porcelain,Marble,Granite and Hard Ceramic.

Not recommend to make a hole directly.

Wet or Dry using , the recommend speed is 6000RPM Install the finger bit Machine: any standard grinder.

And can be used with or without water Enlarge or shape existing holes Just one standard core bit plus one our finger bit, you can create many different hole sizes, without buying several different core bits Create round side indentation Round bevel existing holes in porcelain, hard ceramic, marble and granite