Check the listing for details. 10 Sets M4x28mm Chicago Screw Rivets Metal Phillips Head, Brass. Condition: New. Listed at 15.13 USD. Description:Durable Material: Made of sturdy metal, the surface is smooth and shiny without burrs, has a good wear resistance, not easy to rust, strong and durable for long term use.Easy to Install: Just insert into the pre-punched holes and tighten with a screwdriver, easy to install and remove.Wide Application: It is very suitable for leather products such as belts, wallets, handbags, etc., providing a strong connection. It can also be used as a binding decoration for recipes, folders, notes, photo albums, account books, and notebooks.Note: To ensure a secure fit, make sure the button stud is aligned correctly and apply even pressure when installing.Specification:Material: BrassColor: BrassFemale Nail Size: 4 x 10 x 28 mm/0.16 x 0.4 x 1.1 inchMale Nail Size: 3 x 10 x 6 mm/0.1 x 0.4 x 0.24 inchThickness: 2mm/0.