This machine is intended for chiseling work in concrete, brick masonry and asphalt as well as for driving in and compacting. this Husbands Demolition hammer (11e) consist of some outstanding features ,which make it best among the all, features like A dust protection cap which helps to protect from oak dust , beech dust etc. A locking sleeve for extra safety, chisel adjustment ring, on/off button, thumb wheel for preselection of impact rate, service indicator, auxiliary handle, knurled nut for auxiliary handle. This package consist of a 11e, carbon and two grease tubes. This Heavy duty machine has premium quality make your work more efficient and effective.