4Pcs 831 Type Snap Metal Rivets for Snap Button Fasteners DIY Embossed Hand Embossed Installation Tool KitFeatures:This is a metal button tool. Installing snap is practical. Portable, convenient to carry and easy to place. It can be used in tents, sofa, helmet, home decoration, baby car, for car seat and so on. Suitable for simple manual button installation. Specifications:Color: SilverMaterial: MetalSize: About 7cm/2.76"Type: 831Notes:1. Due to the different monitor and light effect, the actual color of the item may be slightly different from the color showed on the pictures. Thank you!2. Please allow 1-3cm measurement deviation due to manual measurement.1 Set X Button Installation Tools (4 pcs)