Make sure they weigh 31.1 grams each...see link below!
https://www.kitcomm.com/showthread.php?t=104525
Make sure they weigh 31.1 grams each...see link below!
https://www.kitcomm.com/showthread.php?t=104525
and are really silver
http://petergill.webs.com/apps/forum...s/show/4146735
Rare earth Magnet (Neodymium) will also help as precious metals are not magnetic
Once you get to know the metal bouncing it ( for sound ) can tell a lot