Our impact rammper HCR80 is not only applicable to a variety of sand, gravel, concrete compacted leveling, also applies to thecompaction of the asphalt gravel concrete and clay leveling, especially for construction, ground, courtyard, roadbed, bridge piles, ditch the construction of the slot, wild, narrow site environment, to overcome the difficulty of electric rammer no power can not work or difficulty of find a enough long power cable, especially to overcome the factor of personal insecurity compare to electric shock rammed live working, capable to take the construction tasks which large and medium-sized mechanical can not be completed.