Powerful Rotary Polisher With Variable Speed Control. Well designed rotary polisher at a well designed price! The Kestrel SIM-180 Rotary Machine Polisher features a well balanced, ergonomic design positions the switchgear at your fingertips. The electronic speed control allows the polisher to continue working even when under load. Rated Power - 1300w, Electronic speed control - constant speed whilst working, Soft start, lock-on switch, Variable 6 speed setting - 800-3000 rpm, Extra heavy duty M14 spindle with spindle lock, Rugged high impact housing with die cast aluminium head.