The Makita DPO600 Brushless Random Orbit Polisher has 2-modes of operation Normal Mode orbital action with forced rotation of the pad for rough polishing such as surface treatment Finishing Mode orbital action with free rotation of the pad for fine polishing. Whilst the soft start feature provides increased safety and control. There is also a lock-on function and ergonomic soft grip for reduced fatigue during long periods of operation. The tool can be rested upside down without damaging the workpiece, thanks to elastomer bumpers. Comes as a Bare Unit, No Battery or Charger. Specification Oscillating Speed (Normal/Finishing Mode) 0-6,800/0-5,200/min. Strokes Per Minute (Normal/Finishing Mode) 0-13,600/0-10,400/spm Orbit Diameter 5.5mm Max. Polishing Pad Diameter 150mm Weight 3.1kg