Usage Tips:The slot puncher is suitable for punching employee certificates, passes, mobile phone foils, various papers, etc., and has strong practicability. Suitable for use at home, office, school, and so on. Wide range of uses is all kinds of manual punching machine assistant. The id slot punch is made of heavy metal, the metal structure is firm and rust-free, resistant to falling, with the features of strong penetrating power, high-quality punching, durable, and will not be damaged for long-term use. The unique design allows you to punch holes in your hand or on a table. The hole puncher can punch up to 15 sheets at a time, the elliptical aperture is 0.6 x 0.16 inch (15 x 4 mm), the Vernier scale is positioned accurately, the cutter head is sharp and the paper is not easy to jam. Note: If the paper gets stuck carelessly, the handle of the punch will be loose, but this does not mean that the punch is broken. You can restore it by pulling two handles apart. The handle of the badge hole punch is ergonomically designed, it is convenient and comfortable to operate, and the punching is labor-saving, you can use the one hole punch for a long time without being tired. The lower cover has a paper scraps collection function that you can clean the paper scraps by simply opening it. The size of slot hole puncher is 5.9 x 1.7 x 1 inch with the oval hole 0.6 x 0.16 inch. The whole puncher is an excellent choice for students, teachers, office workers and designers. It will be the best birthday and festival gift for children, friends, colleagues and students.