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 ...

A 950-ton steel tunnel-boring machine named Harriet that carved out 2 miles of earth for a light rail line headed to Los Angeles International Airport will be dismantled underneath South Los Angeles ...

ALLIED MACHINE AND ENGINEERING reported the expansion of its Wohlhaupter boring tools offering with the launch of the 465 (464) series of fine boring heads. These internally balanced fine boring heads ...

A detailed look at how line boring and bore welding restore worn components with precision. The team walks through setup, alignment, and final machining to bring parts back to spec. Could this method ...

A shot hole borer on wood, next to some of the holes it has made.(Supplied: Department of Primary Industries and Regional Development) It's smaller than a sesame seed, yet the shot-hole borer has made ...