General description This Aluminum Alloy Square Gauge 45/90 Degree Angle 3D T Ruler is a versatile woodworking measuring tool designed for precision and ease of use. Made from premium aluminum alloy, it is built to last and withstand the rigors of various projects. Technical specifications Material: Aluminum alloy Angle measurements: 45 and 90 degrees Surface: Laser etched metric graduations Usage Ideal for measuring, correcting, and marking Perfect for DIY projects, engineering, carpentry, and woodworking Allows for drawing perfect horizontal lines while sliding along the edge of your work