BMS Series Angle - Motor Speed: 40,000 rpm • Housing: Stainless Steel (SUS416) • Proper Air Pressure: 51 PSI • Air Consumption: 5.53 CFM • Min. Bending Cord Radius: R70 mm • Max Output Power: 400W • Weight - Angle Type: 4lb 6.55 oz. • Cord Length - Angle Type: 6 ft. • Max Torque: 0.5N.m • NSK Catalog Number: Straight Type: 1787 BMS Series Angle - Motor Speed: 20,000 rpm • Housing: Stainless Steel (SUS416) • Proper Air Pressure: 51 PSI • Air Consumption: 5.53 CFM • Min. Bending Cord Radius: R70 mm • Max Output Power: 400W • Weight - Angle Type: 4lb 6.55 oz. • Cord Length - Angle Type: 6 ft. • Max Torque: 1.0N.m • NSK Catalog Number: Straight Type: 1785 Included Equipment: • CH16 Collet: ø1/4" (CH16-6.35) • Collet Nut: CHN-16 • Wrench (15 x 17): 1 pc • Wrench (22x27): 1 pc Optional Equipment: • Motor Cord: Length 6 ft, 13 ft, 20 ft, and 26 ft.