Diamond Core Drill Bits 3/4 Inch & 8 Porcelain Ceramic Tile Marble polishing pad

8 Pieces of 4" diamond resin wet dry polishing pad for ceramic porcelain granite marble concrete travertine brazed diamond Dry / wet use drilling bits. (a) 1 Piece of 4" aluminum polishing pad holder (5/8"-11 Female Thread arbor).

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