The Bosch GCU 18V-30 cordless rotary tool features a brushless motor operating at 30,000 rpm, capable of cutting over 100 meters of 12mm drywall with a 1/8" bit on one ProCORE18V 4.0Ah battery. The compact, lightweight design minimizes fatigue during extended use, and an IP5X dust-sealed switch protects against drywall debris to extend tool longevity. Runs on the 18V battery system (sold separately). Includes a 6-year warranty with online registration.