Min. Order Reference FOB Price
1 Piece US$704,552.82-1,240,012.96 / Piece
Product Description
Product Description The LDJ400 Tunnel Boring Machine The LDJ400 series is a cutting-edge, multi-functional tunnel boring machine designed for non-explosive tunnel excavation. It primarily utilizes a high-frequency hammer or breaker hammer to fracture rocks, while bucket teeth or drill rods wedge ...