This demolition hammer features an in-line design, for ideal weight distribution while chiseling concrete in downward or horizontal applications. Delivers 17 ft-lbs. of impact energy and a max of 1,700 BIM, yet weighs only 22.4 lbs for excellent power to weight ratio. This hammer provides Constant Response circuitry for constant power under load, as well assmooth starts and overload protection. Variable speed dial allows the operator to match the hammering power to application from 900 BIM to 1,700 BIM. For added user comfort, it features Vario-Lock positioning for rotating and locking the chisel with precision, a 360 rotating auxiliary handle and a padded rear handle for extra comfort. The SDS-max chuck system provides tool-free bit changes. Includes carrying case.