• Motor Speed: 60,000 rpm • Spindle Accuracy: Within 1 µm • Max Output Power: 250W • Weight: 13.23 oz. (w/o cord) • NSK Catalog Number: 1746 Included Equipment: • Chuck Nut (CHN-A) • Wrench (12 x 14), (9 x 11): 1 pc. each Optional Equipment: • Collet Chuck (CHA-[][]): ø0.5 mm~ø4.0 mm in 0.1 mm increments and ø2.35mm, ø1/8" • Motor Cord: Length 13 ft.