10 Pack - Horseshoe Nail Cross Key Chains - Handmade & Customizable. 10 Pack Key Chains made out of genuine horseshoe nails and color coated wires. These Key Chains can be customized for you in a number of different ways. You can select to have them converted into Necklaces. Choose Different colors than what's shown in image. You even have one or all customized to one of the other Cross Designs I craft. Please refer to customization OPTIONS Menu for more information.