Min. Order Reference FOB Price
1 Piece US$704,552.82-1,240,012.96 / Piece
Product Description
Product Description The LDJ400 The LDJ400 series multi-functional tunnel boring machine is a revolutionary product designed for non-explosive tunnel excavation. This advanced equipment employs a high-frequency hammer or breaker hammer to shatter rocks. The bucket teeth or drill rods wedge into ...