3/8" Full Bullnose 1 3/8 stone porcelain marble core drill bit grinding drum pad
For 10mm (3/8") thick or high stone concrete travertine full bullnose edge;. (a) 1 Piece of 4" aluminum pad holder (5/8"-11 Female Thread arbor) and 5 Pieces of 4" Diamond Dry Polishing Pad for granite marble concrete travertine.