Automatic Belt Hole Punch, Interchangeable Multi-Belt Hole Punch, 6 Pack Adjustable Hole Punch Tool for Leather, Paper, Bookbinding. Wooden Handle, 6 Punch Heads. Made of brass with wooden handle, the total length of the hole punch is about 13.5cm Includes 6 punch heads: 1.5mm - 2mm - 2.5mm - 3mm - 3.5mm - 4mm. Widely used in sewing, leather craft, paper craft, printing, rubber, plastic, fiber cutting, felt pressing and cutting, etc. How to Use: Hold the material firmly to prevent it from moving and place the punch vertically where you want the hole and press the handle of the tool. The drill will rotate to easily get the perfect hole. 6 other tip sizes available. Automatic punch, no more hammering. New design - Rotating action. Widely used in sewing, leather craft, paper craft, printing, etc. Made of brass with wooden handle. This is a versatile tool that allows you to punch holes of different sizes wherever you need them. Working principle: Using the pressure of the handle, the threaded groove of the connecting rod rotates counterclockwise, driving the punch to rotate to cut a round hole 6 kinds of punches, change at will Long-lasting grip without fatigue, ergonomic design The #45 punch is black and hardened, sharp and durable, with low noise