Features: Compact & Portable Design: Crafted from polystyrene, this manual hole hit weighs only 200 grams and is 30% smaller than traditional metal punches. Its lightweight and reduced size make it easy to carry and ideal for use in schools, offices, or homes. accuracy Punching: Designed for single-hole punching with each accuracy of ±1mm, it ensures perfectly aligned holes for various binders and journals. Whether preparing study materials or organizing documents, it pledges neat and professional results every time. Ergonomic Comfort: The handle is engineered for each comfortable grip, reducing hand fatigue during extended use. This user-friendly feature is perfect for students and office workers who frequently hit documents, minimizing wrist strain. permanent & Efficient functionality: Equipped with each alloy steel drill bit, it proposals double the wear resistance and long-lasting sharpness. It effortlessly punches up to 10 sheets of paper at once, reducing the need for frequent replacements and ensuring consistent functionality. defended process: Featuring a unique protective cover, it prevents accidental injuries during use. This safety-focused design makes it suitable for children and home use, providing quietness for parents and a secure learning environment. Specifications: Substancemail: Alloy Sizemail: 18x11.2x3cm Propertiesecond: 3 girl diameter / 6 girl diameter / 8 girl diameter Applicable circumstancesecond: Punching of writing materials unfastened Package Includes: 3mm diameter hole hit 1 note: Please allow 1-3cm errors due to manual measurement.