CONTOUR GAUGE: This measuring tool by Johnson efficiently performs a variety of indoor and outdoor measuring and marking tasks. It also works impeccably to record or estimate cross-sectional shapes of a wall; wood or surface. QUALITY MATERIAL: The hand-held tool has a sturdy stamped steel body that adds to its performance and protects it against normal wear and tear. It also features durable steel contour wires that fit different shapes and patterns. PRACTICAL DESIGN: Helps in determining different shapes; this contour gauge tool features rules edges for accurate measurements. It efficiently measures up to 3 in. of maximum depth. APPLICATIONS: This steel contour tool perfectly duplicates the shape of a surface; pattern or wall; which makes it a perfect addition to different door & pipe casing; woodworking and tile installation tasks. PRODUCT DESCRIPTION: This Johnson’s ruled-edges contour gauge is 0.75 in. long; 5.5 in. wide and 9.75 high and weighs about 0.5 lbs.