One of these is the DIY conveyor belt with a motor speed control and display. This is more of an initial, proof of concept project, and there is a lot of room for improvement. The build itself is ...
and coated with a hard metal cleaning compound ($8 on Amazon). Just note that for this DIY to be effective, choosing the ...
DIY Multifunctional Adjustable Belt Sander Grinder - MWIG #4 Frequency ... they ask me a lot about how I protected the frequency converter from metal dust, I just took and smeared the microcircuit ...