30Pcs Pin Badge Backs Locking Pin Backs Keepers Backs Metal Pin Backs Replacement Pin Metal Clasp Needle Back Enamel Pin Backs for Crafts Badge Brooches Jewelry(Silver)

Safe Pin Keepers: These locking pin keepers are designed to replace broken screws or locking devices on your brooches, badges, and name tags, ensuring they can be used again instead of being discarded, helping you reduce waste and save money. Easy-to-Use Design: Featuring a spring-loaded fastener design, these pin keepers don't require tools and are easy to use. Simply lock the spring-loaded fastener holes and push the base to secure them, making them a time-saving solution. Perfect Size: With a 1mm hole diameter, a 10 mm upper diameter, a 7 mm lower diameter, and a 7 mm height, these pin backs are sized to fit most metal pins. This makes them highly versatile, fitting a wide range of pin sizes for all your needs. High-Quality Construction: Each pin back is made of high-quality copper and coated with a silver coating. This design ensures the protective plug is firm and resistant to rust, guaranteeing the long-lasting use of these pin keepers. Multifunctional Use: The pin locks are ideal for pins, badges, jewelry making, DIY crafts, name tags, display books, lanyards, bags, vests, hats, badges, collectibles, and more. They are the perfect addition to any crafting or jewelry making project.