**Versatile Hole Punch: Precision and Durability for Your Binding Needs** - **Multi-Format Compatibility:** This hole punch is ideal for binding A4 (30 holes), B5 (26 holes), and A5 (20 holes) loose-leaf manuals, making it perfect for a variety of formats. It also supports DIY binding for up to 5 sheets of 70g paper at a time, suitable for both professional and personal projects. - **Durable Sharp Blade:** Equipped with an independently cast metal blade, this hole punch ensures crisp and precise edges with every use. Its robust construction guarantees long-lasting durability, providing reliable performance for frequent binding tasks. - **Precise Ruler Guide:** The included ruler features graduation markings that allow you to accurately position the edge of A4, A5, and B5 paper. This ensures precise alignment and neat, professional results every time. - **Practical Scrap Tray:** A scrap tray is conveniently attached to the bottom of the hole punch to collect punched-out remnants, keeping your workspace tidy and free of debris. This feature simplifies cleanup and enhances the overall user experience. - **Movable Positioning Columns:** The hole punch includes movable positioning columns on both sides, helping to accurately determine the future drilling hole spacing. This ensures consistent results and greater control over your binding projects. Optimize your document binding process with this versatile and durable hole punch. Its precision features and user-friendly design make it an essential tool for anyone looking to achieve professional-quality results in both office and personal settings.