|These bullet chess sets by etsy seller OldeWorldCC, using the from dummy rounds and spent shell casings.
"The chess pieces are made using steel 20mm Dummy rounds. These rounds are used by the military to test feed their machine guns used in aircraft. Each piece is hand made and has cuts,curls and bends to decorate and identify themselves. The dark side pieces are painted black and then lightly sandblasted. The light side pieces are wire brushed. "