100-Pack: 0.5mm Black, Red & Blue Pen Refills, Full Needle Tube Bullet Head, Ideal for Students & Teachers

Enhance your writing experience with this set of pen refills, featuring an assortment of black, red, and blue inks. Each refill is designed with a 0.5mm full needle tube bullet head, ensuring smooth and precise writing. This versatile collection is perfect for students and teachers alike, providing reliable performance for a variety of tasks. With 100 refills included, you'll be well-equipped for extensive note-taking, grading, and creative projects. Material: plastic Packing: 100pcs/bundle Line width: 0.5mm Type: Refills Manufacture country: China Instructions included: No