1.Reproducing Contours: This precise contour knife is suitable for reproducing irregular shapes in all types of ceramics, molds, woodworking, flooring, carpet cutting, etc.2. Ease of Use: The pen is inserted and secured by adjusting the strength of the gold button. Use the roulette or nib to trace the outlines of the object, while the pencil can simultaneously draw the same outlines on paper or on any object. 3. Both Ends Design: The knurled end, featuring a 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 position of the pen can be moved to either end, allowing you to change the way you draw at will, for intricate lines, working with no speed limit 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 stainless. de contour, contour profile gauge, contour gauge duplicator, precise contour gauge profile toollockable contour gauge Features: -This contour ruler is the perfect gift for all DIY enthusiasts. -Easy to use, push and pull. -Shape measurement is more accurate. Product specifications: product name: contour copier Product material: metal + ABS Product color:red Product size:23cm3.5cm2cm Product weight:65g You will receive -1* contour copier (with instruction manual printed on the package). Note: -Since the product size is manually measured, there may be small errors in the actual product size.