"This compact, lightweight hammer is ideal for light chiseling, scaling and chipping jobs. A unique anti-vibration spring between the tool body and rear handle reduces operator fatigue. Impact Energy J 7.6, Impact Energy ft. lbs. 5.6, Amps 8.3, Blows Per Minute BPM 2,900. Soft rubber grip side handle swivels 360 for easier handling Anti-vibration spring for reduced operator fatigue One-touch tool retainer for easy accessory changes Accepts spline-style rotary hammer shank bits Durable carbon brushes last approximately 150 hours Factory grease packed for reduced maintenance Includes hex wrench and plastic case Model HM0810B"