PROFACTOR PERFORMANCE: Delivers corded hammer performance for an 18v 1-1/4 in. sds-plus rotary hammer SUPERIOR IMPACT: Delivers 4.3 ft.-lbs. of impact energy (epta) for full performance in concrete when drilling and chiseling COMPACT, LIGHTWEIGHT DESIGN: Weighs only 10.8 lbs. (tool only, not including battery) and is 17 in. long for maneuverability BITURBO BRUSHLESS TECHNOLOGY: Featuring a brushless high-performance motor and drive-train system engineered to take full advantage of the additional power generated by core18v high power batteries (sold separately) KICKBACK CONTROL TECHNOLOGY: Reduces the risk of sudden tool reactions in binding conditions QUICK-RELEASE CHUCK: Allows for seamless change of the chuck from sds-plus to a three-jaw chuck USER INTERFACE: On-Tool display helps manage tool performance for immediate feedback and control ANTI-VIBRATION SYSTEM: Helps reduce vibration with a longer air cushion in the hammer tube and dampeners in the handle ALL BOSCH 18V PROFACTOR CORDLESS POWER TOOLS ARE BACKED BY A 180-DAY NO-QUESTIONS-ASKED RETURN GUARANTEE