Precise Shape Duplication This contour gauge works well in copying the shape of any irregular items, replicate the shape of moldings or match cut outs, exactly for woodworking or tile flooring/linoleum installation/winding pipes/circular frames/ducts and so on. Simply press the pins teeth onto a shape,copy the profile and cut to shape for perfect fit and easy cutting. Help you make accurate measurements without an estimate. High Quality & Durable The contour profile gauge is made of high quality ABS plastic, high strength, crocking resistance, rustproof. Won't scratch the original finish of the shape being duplicated, conforms to shape and holds pattern very well. NOTE: Please use the screwdriver to adjust the screws on both side to loose or tight if you thought the original is too tight or too loose. High Precision & Both Inch and Centimeter Scale AvailableDesigned with 5 inch/12cm markings on contour gauge body. There is both inch size and centimeter size scale mark on both sides of the contour copier. High definition laser cutting line is clear and easy to readand the single needle has the precision down to 0.05 inch. Easy to use & Save Time It can duplicate any shape instantly. Press the teeth against the object to match the contour and then trace the shape you need. You will get a good shape that is clear, easy to measure or cut. No need to transfer profiles to paper or cardboard again to save your time. This gauge increases your productivity and saves your valuable time to mark the precise cut. It's a good helper for the carpenter or daily use. Multi-Scene Application The shape contour gauge duplicator is a good curve finder tool.It fit well to measure many irregular items, such as winding pipes, auto metal sheet, circular frames, ducts and many objects. Ideal for fitting tiles, laminate, flooring, carpet, checking dimensions, moulding, wood planking, etc. Useful tool for operations on car bodies, carpentry and for all kinds of modelling.Widely used in carpentry and constructions areas. Included in Package:1 x 5 Blue Contour Gauge.Items from Sheng Xinshun's shopProducts from KJ's store