It's Variable lock system, makes bit replacement simple and offers multiple tool angles for chiseling. Revolutionary IDI (Internal Double Insulation) technology, incorporated into the housing of the tool greatly improves reliability and extends the tool life.
For SDS max bit.Easy to change tool by single-step holder.Variable lock mechanism to adjust tool at 12-step angle.All new mechanism by cybernetics design.Reliable mechanism prevents from idle hammering for longer service.Sturdy aluminum body and inner double insulated.Less recoil feels like a self-chiseling.Higher demolishing performance, and lower vibration and noise.40 percent less vibration and a 30percent reduction in tool exertion.Highest impact energy in its class at 9.2ft/lbs, 40 percent more chipping power.8.3 Amp motor, increases productivity.Soft, non-slip Elastomer grip handle, absorbs vibration and improves comfort and handling.Removable side D-handle, improves control and reduces vibration.