The Makita HR140D 14mm Rotary Hammer is a cost-effective and lightweight cordless rotary hammer powered by a 10.8V slide Li-ion battery, and developed based on the current model HR166D, additionally the housing of the tool has been specially engineered to absorb vibration and reduce user fatigue. Specifications • Battery Type: Lithium-ion • Voltage: 10.8 v • Impact energy: 1.0 J • Capacity in Concrete: 14 mm • Capacity in Steel: 10 mm • Capacity in Wood: 13 mm • Impacts per minute: 0 - 4900 ipm • Vibration K factor: 1.5 m/sec² • Net weight: 2.6 kg • No Load Speed: 0 - 850 rpm • Vibration: Hammer Drilling: 6.5 m/sec² • Noise sound pressure: 84 dB(A) • Noise K factor: 3 dB(A) • Noise sound power: 95 dB(A) • Battery quantity: 0 • Vibration: Drilling into metal 3.0 m/sec² Features and Benefits • 2-mode operation: Rotary only and Rotary hammer • Variable speed control by trigger • Forward/reverse rotation • LED job light • One touch sliding chuck for easy bit installation and removal • Compact and lightweight design • Vibration absorbing housing Contents • HR140DSMJ 10.8v Cordless Rotary Hammer Drill • Auxiliary Handle • Depth Stop • No Battery • No Charger • No Case