If you have ever looked closely at a typical mass-produced automobile, you will be familiar with pressed-steel panels. Complex curves can be repeated thousands of times over, by putting a sheet of ...

*Click here for more metal forming machinery. A plasma cutter isn’t exactly a tool that sheet metal workers can carry around in their pockets — as nice as this model from Advance Cutting Systems is.

Thanks to 3D printing, most of us are familiar with the concept of additive manufacturing, and by extension, subtractive manufacturing. But what is it when you’re neither adding material nor taking it ...