1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

WE INSERT THEM INTO NITRIC ACID AND WE GET THE RESULT (REAL RESULT). The main title dose not necessarily describes the item. !

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1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap
  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap
  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap
  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

    1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

    1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

  • 1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

    1 pound mixed of 14k g.p very old military pcb's for gold recovery / scrap

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