3M™, 7000148143, Pneumatic Orbital Sander, Tool/Kit: Bare Tool, Non-Vacuum, 6 in Pad, Round Pad, 0.28 hp, 17 scfm Air Flow, 1/4 in NPT Air Inlet, Curved Lever Throttle, Aluminum Housing Material, Ergonomic/Comfortable Rubber Grip Handle, 0.18 in Dia Orbit, 6.39 in L x 3.26 in H Dimensions