High-quality material: the blade of the stop angle is made of high-quality stainless steel, which is rust-proof, stable and durable, and handle made of hardwood for comfortable. Easy to read with metric and imperial scale, precision etched, clear and wear-resistant, for easy reading. Adjustable bevel adjustment of the nuts, easy to remove and loosen the blades and transfer angles. Rotates 360 degrees. Use the stop angle to duplicate any angle from 0 to 360 degrees, and then you can rotate the middle to fix the angle. Perfect for DIY enthusiasts and professionals. Size: 318 x 26 mm Metric Inch Double Sided Ruler Max. Scale: 20cm To create the perfect lines, precise angles and precise measurement, very an ideal tool for DIY enthusiasts, professionals, painters and carpenters.