... 1) Silkscreen and offset printed label pin, made of copper, brass, bronze, iro printed pin badge,printed badge,pin badge.1) Silkscreen ... copper, brass, bronze, iron,stainless, aluminum with various finishes 2) Methods: silkscreen printed with epoxy 3) Effect: single or double-sided ... 7) Attachment: butterfly (military) clutch, safety pin, stick pin with end, tie tack,screw and nut printed pin badge