Bosch GBH18V-21N 18V Brushless SDS-plus® Bulldog™ 3/4 In. Rotary Hammer (Bare Tool)

POWERFUL, COMPACT CORDLESS ROTARY HAMMER: Features drilling performance plus chiseling in a lighter tool | SUPERIOR IMPACT: Delivers 1.5 ft.-lbs. of impact energy (epta) for maximum performance in drilling and chipping | LIGHTWEIGHT, AT ONLY 5.3 LBS. (TOOL ONLY, NOT INCLUDING BATTERY): Provides maneuverability for concrete drilling anywhere | EFFICIENT BRUSHLESS MOTOR: Maximizes battery runtime in extended applications | BATTERY REQUIREMENT: Compatible with bosch 18v li-ion batteries, but for optimal results, it requires a bosch 18v 4.0 ah battery or higher | ROBUST POWER SYSTEM: Produces 0-5,100 no-load bpm and 0-1,800 no-load rpm | MULTI-FUNCTION SELECTOR: Three modes of operation: rotary hammer, rotation only and hammer only | WORKS WITH BOSCH PRO+GUARD DUST SOLUTIONS: An end-to-end dust-collection system that helps users move toward osha silica dust compliance | ERGONOMIC DESIGN: Provides great user comfort, with a soft-grip handle | ELECTRONIC MOTOR AND CELL PROTECTION: Helps protect motor and battery from overheating