Upgrade Widen 10 Inch Contour Gauge with Metal LOCKTwo upgraded contour duplication gauges are lockable for accurate fix, helping you measure & read precisely. Contour gauges measure 10 inches(25cm) and consist of premium ABS plastic, high strength, rustproof, durable, flexible & accurate. Precise Plastic COPY & MEASURE Profile GaugePremium ABS Material Measuring Tool. It is made by durable and stable ABS plastic, and no harm for the surface of the target you would like to shape and duplicate. It is smooth to push and no lack of pins to influence precision. WIDE Range of ApplicationsContour Gauge Shape Duplicator tool is used to copy odd and irregular shapes, bends, sporadic corners. Precisely copies the shape of any mouldings, cut outs. Applications include but not limited to flooring, tiling, woodworking, winding pipes, linoleum installation, circular frames, laying carpets and wallpapers, tiles in woodworking project, construction, home decoration or renovation and DIY project. INCH & CM MEASUREMENTSContour duplicator with both inch and centimeter graduations on the tough and durable plastic body of the gauge; This layout template tool also has ruler markings on the tool body in one-inch and one-centimeter increments, meets any of your measurement needs. Simple to USEOnly 3 steps, you can easily copy and transfer the shape you want, and also, the two size measuring tools can help to measure and duplicate different shapes, and can be used in flexible working projects.