Specification: 1.ST0705-B 3",3.5",4" Air Wet Sander/Polisher 2.4500rpm 3.AT-585WL We have the following workshops: ... back-up pads,grinding stone, stone brushesstone cutting machines, pneumatic water sandersmetal suction cups, plastic suction cups, grout bagsgrout hole saw ... and Australia ST0705-B 3",3.5",4" Air Wet Sander/Polisher