Premium Quality: The book binder is made of high-quality wood, sturdy and durable, with a smooth, polished surface that is burr-free and comfortable to touch, ensuring safe and easy handling. Practical Tool: The hole-punching tool is designed to help create evenly spaced holes in paper, preventing misalignment and ensuring precision for organized binding. Size Reference: Binding base: 215x90x54 mm / 8.46x3.54x2.13 inch, V-bracket: 65x250x62 mm / 2.56x9.84x2.44 inch, 7 mm thickness; perforated V-binding guide: 220x21x12.5 mm / 8.66x0.83x0.49 inch, 3 mm thickness. Refer to picture for details. Easy to Use: The hole-punching guide features evenly distributed holes for clear alignment, making it simple to use and helping streamline the bookbinding process. Widely Used: This book binding kit is suitable for binding books and can also be used to punch holes in fabric or leather materials, ideal for crafting sample kits and other DIY bookbinding projects.