151KW-176KW Hydraulic pile driver machine equipment DR-150 He is a multi-purpose high-powered rotary pile driver that can be used in a wide range of construction conditions. Optional equipment: Weichai, Cummins engine, Kawasaki hydraulic system, DOOSON Rotary drive reducer, etc. This rotary pile driver can be used with different types of drill bits, which can be selected according to the construction environment and engineering needs. For example, when the surface layer of the construction site is concrete and the lower layer is ordinary sandy soil layer, a spiral hole drill can be selected to drill the hole first, and then selected from the barrel drill drilling construction. When the construction site is hard soil, the small diameter two-way open-drill drill bit can be used for water injection construction. After drilling to the required depth, the reaming operation should be performed according to the required width. The drill rod of this rig is Kelly bar, which can be customized according to customer requirements.