The #20 Nickel Plated Steel ball chain/bead chain spool or roll has a diameter of 3/8" (9.5mm) and is made of carbon steel with nickel plating. With an average tensile strength of 175 lbs this chain is primarily used for industrial applications. It is also a diamter of choice for our architectural product ShimmerScreen.
This genuine Ball Chain product is
MADE IN THE USA