30 Inch Nickel Plated Steel #3 Ball Chain Necklaces 100 Count Each neck chain includes a matching connector already attached #3 size chain has a bead diameter of 3/32" (2.4mm, This is the size used for dog tag chains) Shiny chrome-like finish by Ball Chain Manufacturing Since 1938. We are the manufacturer, not a reseller. ALSO AVAILABLE: #3 Aluminum Ball Chain Necklaces 100 Count