By replacing the blade with your preferred size, you can create holes of multiple sizes with just one tool. This is a convenient tool for making holes in leather and other materials, allowing you to easily create stitch holes with one hand. It's a screw-in type hole punch. You can easily make holes by simply pressing down from above. It creates clean holes without making any noise. Ideal for punching holes in fabric, rubber, paper (bookbinding), belts, and leather products. By pushing down like a screwdriver, only the blade rotates, making it easy for women to use. There's no need to hammer or rotate the blade by hand, and it makes no noise, so you can use it at night. Recommended for leathercraft, making holes for eyelets and belts, and scrapbooking. This single tool can create holes in 6 sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, and 4mm. Its compact size allows it to be used even in tight spaces. No hammer is required, and it's quiet, so you can enjoy your hobby, leathercraft, or sewing without disturbing others.