2,000 to 3,400-RPM for sharpening a variety of materials * Cast Iron construction minimizes vibration during operation * Toolless wheel changing * Includes (1) 36 Grit Coarse Wheel, (1) 60 Grit Friable Wheel, (4) rubber feet to help prevent movement, 2 safety shields, worklight (40-Watt bulb not included), (2) fully-adjustable tool rests and diamond wheel dresser