Purchase Qty. Reference FOB Price
1-9 Pieces US$8,500.00
10-99 Pieces US$7,500.00
100+ Pieces US$6,000.00
Product Description
Tunnel bore machines (TBMs) Tunnel bore machines (TBMs) have replaced conventional drill and blast techniques for many large underground construction projects. Tunnelling projects, such as underground transport links, often take place below heavily urbanised landscapes where the need to minimise ...