Feeler Gauges, Vernier Calipers -Aluminum Alloy, Black 45 Degree Square Triangle Ruler Angle Measuring Tool Highlights Generic Brand Aluminum Alloy, Black Ruler Angle Measuring Tool 45 Degree Triangle Square Description: Durable protractor, miter, or square frame, sturdy die-cast aluminum construction. Necessary tool for framing, roofing, fishing, construction, remodeling, etc. To make precise right angles, as a cut, drawing guide, offers predefined measurements. Tri-square, square meter, protractor, line plotter and saw guide, all in one tool. Suitable for hobbyists, home builders, makers, artists, etc. Specification: Size: Right Angle Side: 74cm Hypotenuse: 104cm Package Includes: 1X 45 Degree Square Triangle Aluminum Alloy Ruler Note: Color may be slightly different due to the color calibration of each monitor.