1.vending machine lock and key 2.Material: Zinc,Stainless Steel 3.Key changes: More than 10,000.Master Key system is availab 1.Product Description1.1 Material: Zinc-alloy or Stainless Steel.1.2 Surface treatment: Bright chrome plating, Bright nickle plating, Rifle color coating, pearl chrome plating and etc.1.3 Applicability: Metal or nonmetal cabinet, Vending Machine, ATM and etc.1.4 Key changes ...