PORTER-CABLE 7424XP 6-Inch Variable-Speed Polisher Random-orbit, swirl-free sanding/polishing action and 4.5 amp, AC only Electronic variable-speed dial from 2,500-6,800 OPM Features a proprietary counter balance for use with 6-inch sanding/polishing pad Accepts 5/16 - 24 spindle thread accessories Features a 2-position (left or right) removable side handle for greater comfort and control