Bench Basics polishing motor makes jewelry shining simple. Variable speed from 500 to 8,000 RPM provides users control for delicate or robust polishing. A compact design ensures the motor fits comfortably on any workbench without taking up too much space. Durable construction features permanently lubricated ball bearings and a sealed on/off switch, offering long-lasting and smooth operation. The included spindles support various buffing and grinding wheels.