Sink work Cut Polish 18 Pad Granite Sink 3/8" Full Bull nose Router Bit concrete
(e) 18 Pieces of 4" Diamond Polishing Pad for granite marble concrete drum wheel makes grinding of the sink hole smoother. (d) 1 Piece of 4" Polishing Pad Rubber Backer (5/8"-11 Thread arbor. Rubber Backer's max capacity is 5000RPM. ).