asphalt road core drilling machine ISO certificate drilling rig machine

Product Application        

HW-20 pavement coring drilling machine (hereinafter referred to as drill) is mainly used in the concrete, asphalt pavement materials such as drilling core of new machinery and equipment. It is light and flexible, convenient to move, the operation is simple, do not need power supply, drilling and sampling size accurate, smooth surface after drilling, and not easy to an accident of drill breakage, etc. Is an ideal road testing equipment.