What you will : the package has 100 pieces of everlasting pencil replaceable refills, which are sufficient to meet your daily study, office, and painting use and replacement; They can the of repurchasing a new pencil, and you can share with family and Practical to use: the inkless pen tip can be rubbed on the paper to down the metal molecules and leave writing similar to ordinary pencils, which can be erased; It does not need to be sharpened, which helps you reduce the time of sharpening Graphite nib: the pencil replacement refill is made of graphite material, which is strong and not easy to , writing smoothly and easy to erase; It adopts screw interface design, which can be removed and replaced writing: everlasting pencil replaceable head is convenient to use, helping you write, draw, plastic, make detailed illustrations and , add textures, etc., giving you a good experience Wide range of uses: metal pen nib replacement is a good accessory for study and office, and is an perfect choice as a practical gift to children, students, teachers, and more Colour:Photo Color Material:Metal Package Contents: 100X Replace pen tip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.