[High Precision] This shaping gauge has high precision and the single needle down to 0.05 in, which can provide you a more accurate data.Perfect for woodworking, linoleum installation, ceramic tile installation or any job where contour duplication is essential.  [Durable] The contour gauge is made of high quality ABS plastic, high strength, rustproof and durable.They will not scratch the finish of the shape being duplicated.  [Widen Design] Our contour duplication gauge comes in two sizes(5 inches and 10inches) .The measuring depth of contour gauge is 1.3in wider than regular, it can be used in more items.  [Double Scale Design]This layout template tool also has an inch and a centimeter scale on the tool body to provide accurate readings. Measurement requirements. Insurance demand.  [Easy To Use ] The contour gauge tools are smooth to push and easy to use, just press the contour gauge's teeth against the object, fit the shape of the target object well, then track the shape you need while reading the object size.    Material:ABS  colour:Blue+black    Package Contents:  1 x 5-inch contour duplicator gauge  1 x 10-inch contour duplicator gauge    Only the above package content, other products are not included.  Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.