2" resin drum wheel wet polishing pads for stone  

processing for the edge of the stone in the hole,grinding and polishing evenly.

Resin drum wheel polishing pads with water feed
holeforstone:
A.2”wet drum wheel
Diameter:50mm/2";Thickness:3.0mm;

height:40mm;grit:50#-3000#;thread:5/8-11 or M14;