MWS Sand Screw range 3625S|T and 4432S|T screw washer may be among the simplest machines to maintain in an aggregate plant. The MWS Sand Screw offers a low cost solution to sand / fines recovery after rinsing and passing through a washing screen. The Sand Screw can be used in conjunction with our static and mobile washing screens to effectively recover and dewater your washed sand. The 3625S|T Sand Screw is offered in an electric or hydraulic drive option. The hydraulic drive option can be powered from the hydraulics on your track mounted screening plant – or standalone powerpack if required.