ADJUSTABLE AND LOCKABLE The tightness can be adjusted as needed. It is particularly useful for drawing irregular and complex objects. It can be locked and fixed after each adjustment to ensure accuracy. AVAILABLE IN BOTH ENDS Our contour gauge comes with a pulley end and a pointer end. The pulley end is smoother, and the pointer end is more precise. The pen holder can be moved up and down to change the end style easily. DURABLE AND CONVENIENT The precise contour gauge is made of high-quality metal, which is sturdy and durable. Small size, easy to carry and store. You can put it in your toolbox and take it wherever you need. ACCURATE SHAPE COPYING A simple and effective way to copy any shape instantly. Accurately copy the template for curved and irregularly shaped objects. EASY TO USE The operation of the contour gauge locking mechanism is very simple, it can even be operated with one hand. Fix the pencil in the middle, then press down while drawing the line.