ShineMate Cordless Rotary Polisher Kit - EB251-5The ShineMate EB251 5 is a cordless rotary machine polisher which features a brushless motor, a dual speed regulation system, double reduction gearing system and more! The brushless motor in the EB251 delivers high torque with greater efficiency and smoother operation. Dual speed regulation gives you complete control over the machine when you need it. It allows you to select a speed on the wheel but also have finer control with a progressive trigger.