... 3.Dia:3",4",5",6" 4.RMP:4500W Air Tool Wet Sander: Air pressure:6-7 kkgspeed:4500 wWeight:2 kgwet polishing ... pad diameter: 3",4",5",6" 4"(3") Air Wet Sander / Polisher (Water-Fed Type) The Water-Feed installation favors ... mounted onto either side of tool body Features side mounted air regulating knob and water flow control valve This low speed ...