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