Square Tube Bender by oldsalt -- we'll start with a roller will do up to 10mm x 100 and about a 500 dia, then there is a square section bender will do 1" up to 3mm wall thickness and a 100(4") dia. And then a scroll...
Very Low Cost Sheet Metal Spot Welder (Portable & Convenient)
Picture of Very Low Cost Sheet Metal Spot Welder (Portable & Convenient)
DIY Wind Turbine - Renewable Energy
Turn a car alternator into alternative energy by building this cheap and easy homemade wind generator.
12KW Induction Heater
DIY Soda Blaster!!!!!!!!!!
Upcycle a Microwave into a Spot Welder
Long-time Maker Matthew Borgatti recently completed work on a homemade spot welder, built from a scrapped microwave and a few other parts.
HOMEMADE TREE WINCH- WELDING (deer winch) - YouTube