Npd1500 Small Slurry Balance Compound Tunnel Boring Pipe Jacking Machine for Concrete Pipe Hangzhou Supu Business Machine Co., Ltd. Base Info Description Pre：Rjm No Dig 2000 Underground Pipeline Compound Rock Pipe Jacking Tunnel Boring Machine for for Steel Pipe Next：Xdn 1800mm Medium Slurry Compound Balance Pipe Jacking Tunneling Boring Machine for Steel Tube Sewage Pipe
