2 Pack Contour Gauge With LOCK Duplication Profile Tool 5″ + 10″ Saker – USA Product Features: Upgrade Locking Mechanism Version: Just press the pins teeth onto a shape and trace. This Locked Contour Gauge will help you solve the problems to lock the pins in place so they can’t be moved even falling from high place. Convenient and save your time and energy.Easy To Use: 10 inch/25 cm and 5 inch/13 cm multi-functional contour profile gauge, available both in inch and centimeter scale measurements. Simply press the tooth against the object to match the contour and then track the shape you want. Size mark on both sides, and both sides are available.Exellent Quality: Made of high quality ABS plastic, high strength, durable, no rust which will not scratch the original surface of the copy or rust shape.Precise Shape: It can be used to measure the shape of irregular items and is used to mark instant templates for precise tile cutting. With this profiler, you can copy shapes and match incisions for accurate measurements. How To Use The Contour Gauge : Step 1. Prepare the contour gauge and the tools you need. Step 2. Use the contour gauge to measure the profile of the corner. Step 3. Just marker the contour on the carpet or tile and cut into the trace. Step 4. Then the carpet or tile will completely match the contour of the corner Great tools – make your work easier. Package content: 2 Pack Contour Gauge With Lock Duplication Profile Tool 5″ + 10″.