Dynabrade® Dynorbital® Electric Orbital Sander, Non-Vacuum Extreme Random, Tool/Kit: Bare Tool, 3/16 in, 12000 rpm, 0.3 hp, 7.4 in L x 6.5 in W x 3.7 in H Dynabrade® Dynorbital® X61 Non-Vacuum Extreme Random Electric Orbital Sander, 3/16 in, 12000 rpm Speed