Poorman’s milling machine!
Machining bronze with nothing more than a cold chisel, hammer and file. How to do metal work without expensive tools.…
Machining 101: how to drill a square hole at home without special tools.
Updated better method here: https://youtu.be/M3Ul-s9_MA0 Make your own homemade broaching tool for "drilling" perfectly square holes in steel. In this…
Destroyed vfd teardown and failure analysis
Troubleshoot and test Variable Frequency Drive. Teardown, and attempted repair of a VFD. This is what replaced a phase converter…
Poorman’s rock crusher and gold recovery
home built rock crusher anti-jam for gold prospecting and electronic waste recovery
How to run industrial 3 phase motor on single phase
Install a variable frequency drive to power three phase lathe at home on 1 phase.