This Equipamentos de Perfuração Direcional DDW450 is equipped by the steel system caterpillar band chassis.  It also adapts advanced electro-hydraulics proportional to the negative feedback control system, control room with double temperature, which is comfortable and convenient. So it is operated safely and reliable. The main hydraulic control of the rotation of drill head and the gear-rack thrust is close system. Two stalls variable speed make it work in high efficiency. Furthermore, the hydraulic rod pipe loader device with assisted crane of 3.2tons makes its drill pipe handling more convenient, fast and efficient.