- 22,000 RPM - Stall resistant 0.75 HP motor - Built-in regulator for added control on the job - Convenient and comfortable throttle lever design - Ergonomic molded handle grip adds comfort and insulation in cold weather - Complete with coaxial rear hose assembly to eliminate blowing of rubber particles/dust in the work area - Short overall tool length of only 8" improves access in work area - Low noise level - Low air consumption - 3/8" Precision keyed chuck