Stable Locking MechanismThe contour gauge duplicator goes with a locking mechanism. It can keep the original shape without transformation, helping you to duplicate and transfer the shape accurately to anywhere you need. High ReadabilityThis layout template tool also has a clear thumb and centimeter scale on the body of the tool to provide accurate readings. Our 5inch+10inch length contour duplicating gauge also wide up to 5 inches, the depth contour gauge will come in handy for deeper shapes. Durable ABS MaterialThe contour gauge is made of high quality ABS plastic, which is a hard and impact resistant material , the shaping gauge is stable and durable, high precision, 0.06 inch single needle precision, rust-proof, long service life, and no use will scratch the original surface. Easy to useOnly 4 steps, you can Easily open 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 contour gauge teeth over the object, lock the teeth in place and trace. Wide ApplicationThe contour gauge duplicator designed for winding pipes, circular frames, ducts and many objects , ideal for fitting tile, laminate, carpet, checking dimensions, molding, home improvement, carpentry project, DIY project, etc