[Locking Mechanism Contour Gauge] The contour gauge replicator has 2 locking mechanisms, which can adjust the tightness according to your needs. It can hold the shape in place, helping you accurately copy and transfer the shape to where you need it. [Good material] The profiling gauge is made of durable and stable ABS plastic, more smooth and easier to push. The target surface to be modeled and copied will not be damaged. [Various Uses] Widening contour gauge, specially designed for irregular items such as pipes, round frames, desk corners , etc., suitable for installing tiles, laminates, carpets, wood panels, wall engineering, carpentry, construction, home decoration, size inspection, molding .A gift for the DIYer Copy of larger and more accurate shape] The size of the gauge profile tool is 10 inches / 25 cm. Our 10 inch enlarged shape copy tool increases depth by 50% and is suitable for deeper shapes. These contour gauge copiers are lightweight, compact and easy to carry. Material: ABS plastic pack: 1 x 25cm plastic core with double lock contour gauge 1 x 15cm plastic core with lock contour gauge 1X ruler 1X pen 1X screwdriver 1. Plastic Profiler for Ceramic Tile Measuring Accuracy, Marking Tool for Laminate Wood, Corners, Timber, Round Pipes, Ceramic Tiles and Laminate 2. Double scale in inches and centimeters. You can select the unit to measure. 3. Only 3 steps, you can easily copy and transfer the shape you want, and two size measuring tools can help to measure and copy different shapes, which can be used for flexible working projects. 4 . The profiler can be locked and the measured shape will not disappear due to accidental contact during the measurement process. how to use 1. Place the irregular object and the profiling gauge on a flat surface, then align the profiling gauge with the object to be copied, then push gently 2. After copying the shape, in order to save the shape more accurately, you need to tighten the hidden screws to keep the shape fixed. 3. Transfer this shape to whatever material you are using (paper, tile, wood, car body, etc.), you can use this shape to do whatever you need