Hello friends!!! Today I made gold coins and medallions from old valves. I printed out the models of coins on a 3D printer, made molds out of sand and poured molten metal into them. Then I cleaned it to a mirror finish. HotMetal for you !!! *******************DISCLAIMER*** DO NOT TRY THIS AT HOME************* These videos are for entertainment only and nothing you see in these videos should be tried without proper experience. These videos are not intended for children. *********************************************************************************************