LOS ANGELES (CBSLA) — Two tunnel-digging machines that will bore through the ground to create a path for the Metro Purple Line subway under Wilshire Boulevard were unveiled today. The tunnel-boring ...
Line boring and blind boring of 1.375 to 24 in. in cramped places where others won't fit Patented Spherical Bearing Mounts allow quick setup with up to 5 degrees misalignment Up to 650 ft.-lbs. of ...