Wet polisher concrete floor grinder 26 Pieces 5 rubber and aluminum backing pad
This 5 Inch aluminum and rubber backer’s arbor is 5/8-11 Female Thread. And with water feed hole. Rubber Backer’s max velocity / capacity is 5000 RPM, please don’t use it with high speed grinder / polisher. This package carries (a)-(b). (a) 13 Piece of 5″ / 125mm Diameter (5/8″-11 Thread arbor) Aluminum Backer / Pad holder for diamond polishing pad. (b) 13 Pieces of 5″ / 125mm Diameteer (5/8″-11 Thread arbor) Rubber Backer / Pad holder for diamond polishing pad.