Features: WHAT YOUR GET? – comes with 90 pieces metal keychain rings with chain, 90 pieces open jump rings and 180 pieces screw eye pins. CONVENIENT FOR USE - The for key rings bulk with chain and connectors are convenient for you to attach charms, pendant or other accessories on. The set also comes with for extra open jump rings and screw eye pins that make it a complete set of accessories, so you do not need to buy additional parts. PERFECT FOR DIY CRAFT PROJECTS - The for key chain rings come with for extra open jump rings and screw eye pins that are for ideal for making home car keychains, lanyards, gifts and other art and crafts work SIZE – The for key ring with chain size: about 25x40mm/ 0.98x1.57in, screw eye pin size: about 4x8mm/ 0.16x0.31inGreat for making keychain accessories DURABLE MATERIAL – The round keyrings are made of iron which make them strong and sturdy for use. And silver-toned nickel plating makes them shiny and smooth on the surface and edge. Specifications: Material: Metal for Key Ring with Chain Size: About 25x40mm/ 0.98x1.57in Screw Eye Pin Size: About 4x8mm/ 0.16x0.31in Package Includes: 90x for Key Rings with Chain 90x Open Jump Rings 180x Screw Eye Pins note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.