A BOSCH PROFESSIONAL series tool designed for grinding and deburring metals using corundum abrasive elements, as well as jobs involving abrasive strips. Extremely robust and heavy-duty high-performance four-pole motor, idle speed 22,000/min, clamping collets up to Ø 8 mm, acoustic pressure 77 dB(A). Bosch electronic cell protection (ECP) protects the battery from overloading, overheating and deep discharging; electronic motor protection (EMP) protects the motor from overloading. Powered by a Li-Ion battery 18 V/4 Ah. The pack includes a quick 230 V/50 Hz charger and a plastic carry case.