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 ...

Kennametal’s asymmetric line-boring system increases machining robustness, process speeds, and bore quality, and reduces tool maintenance and handling. Precision is vital in manufacturing many ...

Boring is the method used to enlarge a hole that has already been cast or drilled via a single-point cutting tool or a boring head that contains multiple such tools. The hole created by a boring ...

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In machine tools the R&D struggle is to advance productivity, accuracy, and flexibility with technology. That's the way Lamb approached the design of new equipment for the consecutive machining of ...

The machines — which are presently being assembled in Germany — will commence tunnelling for the UK's high-speed rail project later this year. In the meantime, the project is letting the public vote ...

The Evergreen Line will connect Coquitlam to Vancouver via Port Moody and Burnaby, and a big chunk of it will be underground. Digging the new $1.4 billion Evergreen Rapid Transit line requires one big ...

A massive piece of machinery that has spent the last two years slowly digging its way beneath Port Moody and Coquitlam has re-emerged above ground. Today (November 27), the tunnel-boring machine, ...