Specification: 1.ST0705 Pneumatic Water Sander 2.4500RPM 3.size:1 3/8" 4.weight: ... back-up pads,grinding stone, stone brushesstone cutting machines, pneumatic water sandersmetal suction cups, plastic suction cups, grout bagsgrout hole saw ... trowels, measuring tapesspirit levels, traffic cones, safety protection products, etc. Company instruction:We have been engaged in tool exporting business since ...