10pcs Pin Keeper Locking Pin Backs with Wrench Pin Badge Backs Small Safety Pins Locking Clasp Nickle Back

Complete Set with Wrench: Our set includes 10pcs locking pin backs with a wrench, with a size of approximately 0.6 x 0.5cm. With this complete set, you'll have everything you need to keep your pins and badges securely in place Easy to install: Just put a pin lock in the back of your favorite pin, then use the wrench to secure it in place, the whole process is less effort and time-saving, nice supplies for every pins collectors and pins lovers Our locking pin backs are an essential tool for anyone who collects or wears pins and badges. They are perfect for use in shops, at home, or at events where pins and badges are worn These bulk pin backs are made of nickel-plated copper, rendering them rustproofwithout worrying they will fall off. Multiple uses: these pin backs are perfect for DIY crafts, badges, flaps, jewellery making, display books, cords, bags, jackets, Lanyards, bags, vests, hats, etc.