This GI dust collector is a high quality collector that will meet your dust management needs and applications. Designed for Industrial applications with a continuous duty rating. The motor is totally enclosed, fan cooled and permanently lubricated. Intake screen prevents larger pieces from jamming in the impeller. Innovatively designed to be portable and mobile on four heavy duty swivel casters. 5 inch heavy-duty PVC hose between body of fan and collector. It's user friendly and can move around your shop at great ease. Quick-release bag clamps with metal straps. The Safety lock-out switch with removable key, helps prevent unauthorized use. The precision aluminum spin-balanced impeller for smooth operation and minimal noise. Includes reusable clear plastic collector bag and washable, extra fine 2 micron filter bag.