Contour gauge with lock

A precision contour ruler is necessary for woodworking, rust-proof, and durable, easy to measure, suitable for various shapes.The most surprise part is our contour gauge can be lock together! Contour Gauge is Perfect Gift for Dad, Mom, Friends, Husband, or DIYer PRECISE SHAPE DUPLICATIONContour Gauge is designed for winding pipes, circular frames, ducts, and many objects, Ideal for fitting tiles, laminate, carpet, checking dimensions, molding, etc. A useful tool for operations on car bodies, carpentry, and for all kinds of modeling.ADJUSTABLE AND LOCKING FEATUREThe contour gauge can adjust the tightness according to your needs. After using the contour ruler for a period of time, you can easily adjust the tightness; Once the object has been contoured, lock contour gauge teeth in place for perfect traces every time. GOOD MATERIAL AND PORTABLEThe contour gauge is made of high-quality ABS plastic, high strength, rustproof and durable. The fine needles are evenly distributed, dense, rust