【GRAPHITE-FREE】The replacement pen tip is made of graphite, which is strong and difficult to break, writes smoothly and is easy to erase. It is designed with a screw interface, which can be easily disassembled and replaced, and can be well adapted to your inkless pen. 【SMOOTH WRITING】The replaceable universal pen tip is very convenient to use and helps you write, draw, shape, create detailed illustrations and shading, add texture, etc., clearly and smoothly, easy to erase, giving you a good writing experience. 【PRACTICAL GIFT】These inkless metal writing tips are environmentally friendly, odorless and safe to use. They are perfect gifts for children, students, teachers, business friends' birthdays, Christmas, Halloween, decorations, stage props, special occasions, etc. 【PACKAGE INCLUDED】You will get 20 pieces of replacement pen tips, enough for your daily study, office, drawing and exchange. You can also share them with your family and friends. 【IN USE】The metal replacement tips are great accessories for study and office use, and can be widely used for writing, drawing, taking notes, journaling, note-taking, scrapbooking and other art projects.