Diamond Core Drill Bit 3/4" 1" 1-3/4" 2" & 8 Porcelain Ceramic Marble polish pad
8 Pieces of 4" diamond resin wet dry polishing pad for ceramic porcelain granite marble concrete travertine 1 X Grit 50 100 200 400 800 1500 3000 Buff. So you could drill holes in Dry/Wet Conditon, very.