Feature: -Duplicates any regular or irregular shapes and contours. -Designed to go around pipes, round frame, conduits and many objects£¬instant template for marking precise tile cuts. -It is very easy and convenient to read the cutting line. Help you work efficiently. -Ideal for fitting tiles, laminate, carpet, checking dimensions, moulding, etc. -Professional tool for commercial or occasional use. -Useful tool for operations on car bodies, carpentry and for all kinds of modelling. 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 Package Include: 1 x Profile Gauge