Milwaukee 5371-21 1/2-Inch Magnum Dual Torque Hammer-Drill, 0-1000/0-2500 RPM Kit with Heavy-Duty Plastic Case The product is easy to use The product is durable The product is manufactured in China 5.5 amp motor for optimal power Lightweight (5-3/4 lbs.) for overhead use Two-speeds per mode: 0-1000 rpm, 0-20,000 bpm, 0-2500 rpm, 0-50,000 bpm, plus reverse Removable brush cartridge for super fast brush changes Stores spare carbon brushes in handle for quick access and minimal downtime