80 Set M5 X 4/6/8/10/12 Mm Chicago Binding Screws Assorted Kit, 5 Sizes Book Bin
Easy to Use: Practical combination of screw kit. You only need to install two parts from both sides to achieve the binding effect! 80 x Plastic Gaskets. 60 x M4x4mm Screw. 20 x M5x4mm. 20 x M5x6mm.