The 5263-21 is the most compact rotary hammer in its class at 10.9" long and only 4.6 lbs. Up to 30% lighter than the competition, this hammer is ideal for drilling overhead and in tight spaces, yet powerful enough to drill the majority of holes commonly drilled by the professional trades. The 5263-21 also provides up to 65% faster drilling with 1.5 ft-lbs of impact energy and 0-3,700 RPM. The Anti-Vibration System (AVS) delivers maximum user comfort by minimizing vibration, while 2-Mode Operation provides versatility regardless of application.