It is a pile driver equipped with a retractable crawler chassis. Each side of the chassis track is controlled by an independent two-way joystick, which is used with throttle and low-speed switching mode. The left and right crawler travel and backward control can be carried out at the same time, that is to realize 180 degree vehicle turning in place. The drilling depth of the drilling rig can reach 40m, and the drilling diameter is 500-1800mm. Our company is a R & D enterprise, supporting OEM customization of such products