EDH620 Incorporating the most advanced features available, it is designed for the professional who demands speed and reliability from a rotary hammer drill, allowing you to do more in less time. Two modes of operation, rotary only and hammer drilling. The lock-on speed button allows for continuous operation, reducing end-user fatigue. The soft ergonomic contoured pistol grip handle helps to absorb vibration and provides a comfortable and secure grip. No load speed: 1,050rpm. Impact rate: 4,400bpm. Impact energy: 2.2J. Capacities: concrete 3.4 - 22mm, steel 13mm, wood 32mm. Accessories: depth stop. Weight: 2.50kg.