DEWALT DW888 2-Inch Die Grinder Plastic / Metal Imported 5.0 amp, 19,000 rpm motor provides high power and speed for all 2-inch grinding applications AC/DC capacity works off welding machines and generators for increased productivity and versatility External brush caps for easy servicing Precision 1/4-inch collet with 1/8-inch reducing sleeve for maximum gripping strength Allows user to operate both 1/4-inch and 1/8-inch shaft accessories