4 Diamond Polishing Pad 50 Granite Concrete grinder Marble Stone floor polisher
The aluminum backer’s arbor is 5/8-11 Female thread (NOT M14). 1 Piece of FREE GIFT 4 / 4 Inch aluminum Backer/Pad Holder. (5/8-11 Female Thread arbor). 50 Pieces of 4 / 4 Inch Diamond Polishing Pad for granite marble concrete stone. 9 Pieces X Grit 50 100 200 400. 4 Pieces X Grit 800 1500. 3 Pieces X Grit 3000 10000. 1 Piece of 4″ / 4 Inch (5/8″-11 Female Thread arbor) aluminum pad holder. Recommend 3500 – 5000 rpm (griner or polisher speed must e lower than 5000 RPM). Wet or dry use (wet use recommended).