1、VERSATILE: This angle gauge can measure 12 common angles, including 15°, 17.5°, 20°, 22.5°, 25°, 27.5°, 30°, 32.5°, 35°, 45°, 60°, and 120°, making it suitable for a wide range of applications. 2、STAINLESS STEEL MATERIAL: Made from premium stainless steel, this angle gauge is rust proof, corrosion resistant, and able to withstand high pressure, ensuring its durability and resistance to deformation. 3、COMPACT SIZE: With a diameter of just 70 millimeters, this circular angle gauge is lightweight and compact, making it easy to operate and carry around. 4、QUICK AND ACCURATE MEASUREMENTS: This angle gauge is ideal for fast inspections in grinding and honing, and is specifically designed for measuring the edges of woodworking tools such as chisels, planes, and gouges. 5、CONVENIENT TOOL FOR PROFESSIONALS AND HOBBYISTS: Whether you are a professional woodworker or a DIY enthusiast, this angle gauge provides a reliable and convenient way to ensure accurate and consistent angles in your projects