JZK 40 x Pin Keepers pin Locks 6 x 5 mm Locking Clasp pin Backs Replacement + 4 x Wrench for Insignia Badge Name tag Brooch

• Package contains: 40x silver pin backs locking + 4 x black wrench, so many pin keepers will meet your different needs.
• Locking clasp pin is made of high quality nickel-plated copper, anti-rust, sturdy and durable, reusable and smooth surface, it will lock your pins firmly.
• Pin keepers pin locks size: 6 x 5 mm / 0.2 x 0.2in(L x W), small screws length is 3mm / 0.1in. The wrench length is 46mm / 1.8in.
• How to use: Put the black screw into the middle hole, then putting the pin keeper in the back of your favorite brooch, and using the wrench to screw the black screws up, making sure the pin keeper is fixed. It is easy to use and save your time.
• Ideal for locking insignia, name tags, brooch, display books, cards, lanyards, bags, vests, hats, badge, jacket, jeans and so on.

Package contains: 40x silver pin backs locking 4 x black wrench Pin keepers pin locks size: 6 x 5 mm / 0.2 x 0.2in(L x W), Small screws length is 3mm / 0.1in. The wrench length is 46mm / 1.8in. How to use: Put the black screw into the middle hole, then putting the pin keeper in the back of your favorite brooch, and using the wrench to screw the black screws up, making sure the pin keeper is fixed. It is easy to use and save your time. Ideal for locking insignia, name tags, brooch, display books, cards, lanyards, bags, vests, hats, badge, jacket, jeans and so on.