Specification: 1.ST0705-B 3",3.5",4" Air Wet Sander/Polisher 2.4500rpm 3.AT-585WL We have the following ... machines, includingdiamond cutting blades,diamond grinding wheels,diamond profile wheelsdiamond vacuum brazed toolstile bits, marble bits,hand padsdiamond files,diamond sintered ... , the USA and Australia ST0705-B 3",3.5",4" Air Wet Sander/Polisher