Laser cutters and computer-aided machining got together in a shed a while back, and the net result is a neat new technology for cutting profiles in tubing of all dimensions. Among many other uses, high-budget race teams use these machines for cutting their tube frame members. They send the company a CAD rendering of the frame, and shipping containers full of pre-made tubes show up on their doorstep. Stick together, weld, and the job’s a good one.
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