Our 38cc Gasoline Jack Hammer Demolition Breaker is powered by 4-stroke motor, meets the EPA certification standards. with exchangeable chisel to suit your needs. Widely used in concrete, bricks, rocks, construction and much more. Suitable for tearing up foundations, ripping up driveways, concrete floors or walls, demolishing re-enforced, breaking through solid rock, etc. Portable and light-weight for easy handling operation and convenient transport. Excellent heavy-duty drilling power makes your work more efficient, use it at ease. Dual Handle provides extra control that makes it easy to conveniently adjust based on the positioning you need for the job at hand. Hand pulls start system offering a high degree of flexibility without cable. It is powerful enough for most heavy-duty job applications, yet lightweight for effortless control.