YMAISS 90 Sets Chicago Screws 3 Size 1/4,3/8,1/2in Brass Plated Screw Posts Bookbinding Posts Binding Screw Chicago Button Post Rivets Screw Belt Screws Leather Photo Albums Screw Phillip Head,Gold

Key features

• Chicago screws: 3 sizes, 30sets for each size, 90 sets binding screws with Phillip head in total in one box
• Screw post with 3 different sizes: post diameter is 3/ 16 inch/ 5 mm, 3 kind of post length are 1/ 4 inch/ 6 mm, 3/ 8 inch/ 10 mm. 1/2 inch/12 mm
• These book binding posts are made of high quality carbon steel material, brass Plated, hard, sturdy and durable, with brass plated on the surface, not easy to get rust and erosion.
• Threaded post let you easily applied with standard screwdriver.Easy to bind and remove, can be used repeatedly,good tightness.
• Wide application: especially suit for leather handicrafts decoration, bookbinding, document, scrapbook, photo,book, album binding, belt repair, DIY crafts, etc.