General description High-speed and high-torque DC motor designed for electric drills and screwdrivers. This motor features double ball bearings for enhanced performance and longevity, operating at a low noise level while delivering high power. The front can be securely fixed with two screws for stability during use. Technical specifications Model Number: RS550 Power: 90W No-load speed: 400-19500 RPM Voltage: 18V Maximum drill diameter: 10mm Rated power: 90W Rechargeable: Yes Color: Silver Material: Metal Rotation speed: 400-19500 RPM Model: 11-tooth two-speed DC motor Other information Package Contents: 2 x 11 DC motor teeth Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product. The measurement allowed error is +/- 1-3 cm.