Powerful 5/8 HP induction motor for heavy duty grinding operations. Industrial cast iron base and motor housing provide durability and prolong life. Motor runs at 3,450 RPM for high speed material removal. Precision-machined aluminum tool rests allow the user to accurately position work. Rear exhaust ports in wheel guards for smoother operation 12-1/2" distance between wheels for longer and larger grinding applications. Amps 120V AC: 4; Spindle diameter: 1/2"; Tool length: 15". Includes 36 and 60 grit wheels, eye shields, spark deflectors, tool rests and adjusting wrench.