Features: Achieve precise shape duplication with ease using this versatile 20-inch contour gauge, a must-have tool for woodworkers and car enthusiasts alike. Made-of durable ABS-plastic, this gauge is designed to withstand-frequent use and provide accurate measurements every-time. Whether you're a professional carpenter or simply-enjoy DIY projects-at home, this contour gauge makes it easy to measure irregular shapes and curves. Use it to check-dimensions, cut materials, and create custom shapes for everything from tiles and carpets to wooden-boards and car parts. With both metric and imperial-markings, this contour gauge is a versatile and practical addition to any-toolbox or workshop. Specifications: Material:ABS Size:Approx.53.5x10x2cm/21.06x3.93x0.78inch Measurement range: 0-500mm Weight: 735g Package Includes: 1x Contour Gauge note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.