Quick view Variable Speed Double Spindle Pro-Series Polishing Motor Model # PM-504 The Industries Only 1/2HP Fully Variable Polishing Motor. Ideal For WatchmakersHP: 1/2RPM: 0-3450Supplied With Tapered & Cone-Loc Spindles110vOverall Width: 16"Motor Height: 11"Height To Center Of Shaft: 7" MSRP: Was: Now: $899.00 Add to Cart Compare