1. Contour Duplication: This precise contour cutter is suitable for duplicating irregular shapes in all types of ceramics, molds, woodworking, flooring, carpet cutting, etc. 2. Ease of Use: The pen is inserted and fixed by adjusting the force of the golden knob. Use the wheel or the tip to trace the contours of the object, while the pencil can simultaneously draw the same contours on paper or any object. 3. Dual End Design: The roller end with high-quality bearing is suitable for drawing smooth and curved shapes, while the tip is suitable for drawing more complex angles and lines. 4.Convenient Design: The pen position can be moved to either end, allowing you to change your drawing style at will, for complex lines, working without speed limit! 5.High Quality and Long Life: This contour blade is made of high-quality metal with abs material, which is sturdy and durable. The high-quality roller bearing shaft is smooth, wear-resistant, and rust-proof. contour duplicator, contour profile