Designed with metal gears and full immersion grease pocket for the demands of the serious woodworker, the 15-220 M1 offers years of smooth, trouble free operation. The powerful 1/2 HP motor produces 1720 RPM with 29 oscillations per minute. With this level of power and performance, youll experience a superior finish without sacrificing accuracy. The large base provides stability as well as convenient inboard storage for your spindles and inserts. The precision ground 14- 1/2 by 14- 1/2 cast iron table tilts to 45 degrees, and the built in 2 dust port ensures optimal dust collection. Includes: Five spindles with 100 grit paper are included, ¼, half, 5/8, 1-half and 2; four table inserts; 2 to 4 DC adapter; wrench and instruction manual.