Location Size/Kind 10mm rd. 10x8 12mm rd. 12x10 14x10 16x12 18x13 18x8 18x9 19x13 Coins and rounds must be produced by a national federal government mint or COMEX or NYMEX-permitted refiner, must satisfy fineness prerequisites, and possess the ISO9001 certification to be IRA-approved. Telephone Cables: Phone cable refers back to https://highgradescrap.com/