1、With the locking design, the pencil will not slide, can keep the shape without moving and deforming, helping you to accurately duplicate and transfer the shape to any place you need. 2、The roller skating is fine quality, which are very smooth and not easy to rust during use, and have a long use time. 3、The pointer can make the graphics more accurate. You no longer need to copy the lines and transfer on the paper like the traditional method. 4、This measuring tool makes cutting and measuring easier, and is suitable for floor laying, carpet cutting, tooling and so on. 5、Using plastics materials, it will not cause scratches or damage to the target surface you want to model and copy. This contour gauge is the essential tool for your everyday woodworking, you can duplicate and transfer or transfer shapes exactly where you want, also very easy to operate, come on and have a try, it will not let you down. Features: With the locking design, the pencil will not slide, can keep the shape without moving and deforming, helping you to accurately duplicate and transfer the shape to any place you need. The roller skating is fine quality, which are very smooth and not easy to rust during use, and have a long use time. The Pointer can make the graphics more accurate. You no longer need to copy the lines and transfer on the paper like the traditional method. This measuring tool makes cutting and measuring easier, and is suitable for floor laying, carpet cutting, tooling and so on. Using plastics materials, it will not cause scratches or damage to the target surface you want to model and copy. Specifications: Material: plastics Item size: 233 * 35 * 27mm / 9.2 * 1.4 * 1.1in Item weight: 182g / 6.4ounce Package size: 240 * 40 * 30mm / 9.4 * 1.6 * 1.2in Package weight: 88g / 3.1ounce Packing list: 1 * Contour Gauge 1 * Contour Gauge