Plasma cutters are ridiculously cheap these days ... made from a huge toroid ferrite core wrapped with 20 turns of 6 AWG welding wire. Before winding, the core is split in two and epoxied back ...

Learn the basic skills required for welding metal-to-metal for use in simple repairs or sculptural projects. Students will learn to use MIG welders and plasma cutters. Scrap metal will be provided for ...