Tell us about yourself!
LEDs and Lighting Class
Wearable Electronics Class
A lot of the tools can be made. You can also hand sand the parts that need it as well. I make leather goods as well and being semi-poor I make a lot of my own tools. Bone can be used and a sock filled with sand or mud could work for the mold. Granted yes it would be immensely easier to make pre-apocalypse however it can still be done with out. Native Americans did something similar for centuries without electricity.
Self-pressurizing, chimney-type alcohol stove