Snap Size: The diameter of the cover is approximately 12mm/0.47 inches. NOTE: These snaps are suitable for thick to medium fabrics (2-3mm), not for very thin fabrics. RELIABLE QUALITY: Our snaps are made of high-quality brass with a high-level electroplating process to make them bright, tough, durable, and rust-proof. Suitable for beginners or experienced crafters. Contains: 1 manual drilling pliers, 4 fixing tools, 1 hammer, making installation easier and faster. Wide range of uses: This heavy-duty snap cap is designed to meet various needs for DIY crafts or garment making. Can be applied to leather crafts, handbags, clothing, belts, jackets, jeans, backpacks, women's bags, shoes, and other sewing projects, DIY applications, etc. Note: Avoid using too much force when tapping to prevent deformation. Color: Photo Color Material: Copper Package Contents: 120 x buttons 1 x manual punch pliers 4 x fixing tools 1 x rubber hammer Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement allowance is +/- 1-3cm.