Precise Shape Duplication: Contour gauge can easily and instantly copy any shape or duplicate a curved and odd-shaped profiles exactly for woodworking or tile flooring/linoleum installation. With the ruler on the top, you can quickly figure out the size of them. Easy To Use: Just press the toothed part of the contour gauge against the object, it will perfectly fit the shape of the target object to help you trace the shape and know the dimension. If the pins too loose you can just use pliers to press down the brass cap ends again to restore some tightness. Multi-scene Application: This contour gauge is designed for winding pipes, circular frames, ducts and measuring many irregular items. Can be used in fitting tiles, laminate, carpet, checking dimensions, molding, operations on car bodies, carpentry. Durable and Handy Tool for Carpenters: Manufactured by high quality ABS plastic which is high strength, rustproof and durable, the contour gauge is a good helper for the carpenter. No need to transfer profiles to paper or cardboard again to save your time. -Instant template for marking precise ceramic tile cuts -No rust plastic conforms to shape and holds pattern -Contour gauge measures 5 inch/10 inch -Easy to use-- Press the teeth against the object to match the contour and then trace the shape you -With exquisite plastic material to stick on the object completely -Designed to go around pipes, round frame, conduits and many objects -For any kind of work needs the contour duplication. In woodworking, auto body, auto metal sheet, stainless steel or any job of contour duplication -High precision calibration for accurate measurement, and makes measuring and cutting easier -Constructed of high quality ABS plastic for strength and durable use Specification: Condition: 100% Brand new Material: ABS Measuring Range: 0-250mm Scope of Application: 0-250mm Size: Approx. 275 x 105 x 21mm Color: Blue Package Includes: 1 x Contour Duplication Gauge