The Makita DHR241 SDS Plus Rotary Hammer has 3-modes of operation: Rotary drilling, Hammer drilling or Chiseling. Fitted with a conveniently located push button for forward and reverse. The chisel can rotate a full 360° with 40 different locking positions. Fitted with high comfort grips, for maximum user comfort and a one-touch sliding chuck for easy bit changes. Comes as a Bare Unit, No Battery or Charger. Specification: No Load Speed: 0-1,100/min.Impact Rate: 0-4,000/bpmImpact Energy: 2.0 joulesCapacity: Concrete 20mm, Steel 13mm, Wood 26mmWeight: 3.2kg