Description: Convenient Design: The base of the Stainless Steel Nail Installation Tool features a raised design, making it easier to install than internal four-type installations. It prevents any interference with already installed hardware and eliminates the issue of instability after rivet installation.Damage Prevent: Both the punch head and base have been treated with rounded corners to prevent any damage or wear to your hardware and leather during installation.Material: Snap Setting Tool Made from stainless steel, this tool set is designed for long-lasting use.FeatureLeather crafts punching setting tools for setting snaps. This Punch Rivet setter Kits is a versatile addition to your DIY leathercraft tools.Wide Range of UsesLeather punching tools set is easy to install snaps, rivets, etc. Suitable for punching holes in leather, canvas or fabric, such as wallets, ladies bags, handbags, jeans, clothes, or other handmade products, DIY crafts. Specification: Material: Steel ? Size Chart: 0.3cmx10cm/0.12inchx3.94inchDiameter: 3.45cm/1.36inch Package Includes: 1?Snap Setting Tool Note: Please allow slightly errors 1-2cm differences due to manual measurement.