This adjustable leather tool book drill features six tips ranging from 1.5mm to 4mm, making it ideal for sewing leather and paper projects. Designed for effortless precision, it allows users to punch holes with ease by aligning the tool at a 90-degree angle and applying firm pressure. The innovative spin action ensures smooth operation with minimal noise, eliminating the need for hammering. The automatic expulsion of scraps keeps the workspace clean and reduces mess. Crafted from durable materials such as brass and wood, this tool is built to last. Installation is simple—unscrew the nut, insert the desired punch tip, and tighten. Its versatile design makes it suitable for various crafting tasks, providing the perfect size for different projects. Whether working on leather, paper, or bookbinding, this tool offers reliable performance and ease of use, enhancing your crafting experience.