Designed for continuous use in tight spaces and on irregular surfaces. The 4.5 amp die grinder offers 21,000 RPM of grinding power in a streamlined, lightweight design. Attach mounted wheels and points up to 1-5/8 inches and reinforced wheels up to 2 inches for grinding, shaping and deburring workpieces of various shapes and diameters. The grinder includes a 1/4 inch collet and will also accept a 1/8 inch collet for increased utility. It features all ball and roller bearings for durability, and an on/off toggle switch for convenience on continuous use applications. The tool comes with open-end wrenches in 11/16 inch and 1/2 inch sizes.