The H41MBM SDS Max demo hammer features 7.4 ft-lbs of impact energy and an excellent power to weight ratio. Weighing in at just 11.2 lbs, the light weight and compact design allows for increased maneuverability and less user fatigue. The motor has been reinforced to increase rigidity and decrease unwanted motor vibration, extending motor life. This hammer also has a variable lock mechanism for simple adjustment of the chisels to multiple angles, and a soft grip adjustable handle.