Iron Cable Chains, Unwelded, Oval, Popular for Jewelry Making, Important Decoration, Lead Free, GunmetalSize: Chains: about 3mm long, 2mm wide, 0.6mm thick.The thickness of this iron cross chain is only about 0.6mm. If dangled some pendants in the chain, the chain will easy to be overloading and break up. However, they are perfect for end chains.