【Stable Locking Mechanism】The contour gauge duplicator goes with a locking mechanism. It can keep the original shape without transformation, helping you duplicate and transfer the shape accurately wherever you need it . 【High Readability】This layout template tool also has a clear inch and centimeter scale on the tool body to provide accurate readings.Our contour duplicating gauge of 5"+10" in length also wide up to 5 inches, the depth contour gauge will be useful for more deep shapes. 【Durable ABS Material】The contour gauge is made of high quality ABS plastic quality, which is hard and impact resistant material, the shaping gauge is stable and durable, high precision, single needle accuracy of 0.06 inch, anti-rust, long service life, and no use will scratch the original surface. 【Easy to use】Only 4 steps, you can easily copy and transfer the shape you want. There are two sizes of profile tools that can measure and duplicate different shapes. And can also be used in flexible working projects. Guide the teeth of the contour gauge onto the object, lock the teeth in place and trace. 【Wide Application】The contour gauge duplicator designed for wrapping pipes, circular frames, conduits and many objects, ideal for fitting tiles, laminate, carpet, dimension checking, molding, home improvement, woodworking project, DIY project, etc