[Packaging Contains] Single meter split, dual-measure separation, and replaceable drive shell. [High-Quality] The scoring wheel set is made of high-quality carbonized steel, resistant to rust and wear, ensuring a long service life. [Wide Purpose] The single-meter wheel creates deep single-meter lines, ideal for lightweight materials such as paper and light cardstock. It is also suitable for use on labels, cards, gift boxes, and acetate. The dual-measure feature produces two deep parallel score lines, perfect for coated or heavier materials like poster board and cardboard. [Instructions for Usage] Align with the convex block on the top of the driver's case. Easily remove the pen tip and attach another. After loosening the connection, reattach to the driver's shell. [Our Service] Please note that the scoring wheel set is compatible only with Maker/Maker3. We aim to provide our customers with a satisfying experience. Color: As Shown Material: Carbon Steel Package Contents: 1 set * Scoring Wheel Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.