Diversified Design: The stapler features a non-slip design, a roller design, and a spring design. The pulley can be used for rolling with one push, which is convenient and practical. The spring pushes the clip through the clamp slot with elastic force, comfortably and effortlessly.Practical File Management Tool: A total of 200 small binding clips, each clip can hold about 40 sheets of 70g thick copy paper. The clip can be disassembled through the end of the stapler, and the clip can be reused, which is very convenient.Size: The size of this clamshell clip is 2.5 cm x 11.5 cm (4.5 inches x 0.984 inches), and the clip size is 0.62 inches at the front end, 0.51 inches at the tail, and 0.39 inches wide (16 mm at the front end, 13 mm at the tail, and 10 mm wide). The size is right and comfortable to wear. .Usage1. Insert the refill clips at the end and press them in 2. Slide the refill clips from the back to the exit, press and hold the dispenser 3. Insert the