High quality: With heavy-duty aluminum core and durable ABS plastic pins, the contour tool will not scratch the original surface of the copied shape. Especially after several times of use; using the included small wrench, you can adjust the tightness of the plastic needle according to your own preferences

Metal lock side: VRBOSHA profile measurement copy device is upgraded with metal locking mechanism, which is more durable than other plastic locks. The metal lock mechanism can be used for a long time. It can keep the original shape without deformation, help you copy and transfer the shape accurately to any place you need

Easy to use: Just remember three steps: copy. Lock it. track. You only need to press the profiler on one of the shapes. Then trace and trim the outline and cut into shapes. VRBOSHA profile measuring copyer 10 and 5 inches with lock can help you DIY projects

High efficiency: Contour measurement tools are widely used in winding pipes, circular frames, pipes, car bodies, carpentry and construction areas, as well as carpentry/woodwork/architect/DIY, etc., which can save time and improve work efficiency.

Wide range of applications: 25.4 cm and 12.7 cm to meet your different measurement needs, just press the tooth to the object, lock and match the contour, track the shape you need, then trim the contour and cut into shape, which is very convenient and saves precious Time to mark precise cutting.