OverviewEASY TO USE Simply Press the teeth against the object to match the contour and then track the shape you need copy any shape or duplicate a profile exactly for woodworking or tile flooringlinoleum installation where you want to replicate the shape of moldings or match cut outs around door casings and pipes AMAZING TOOLS Contour duplication gauge designed for winding pipes circular frames ducts and many objects perfect for fitting tiles laminate carpet checking dimensions moulding etcUseful tool for operations on car bodies carpentry and for all kinds of modelling WIDE APPLICATION This contour gauge fits for measuring many irregular items winding pipes auto metal sheet circular frames pipes tile laminate wood planking ducts flooring carpet molding etc Please be careful when using to prevent injury BOTH INCH CM MEASUREMENTS Rule markings with both inch and centimeter graduations are on the tough and durable plastic body of the gauge It is convenient for you to measure the length of irregular graphics