14*14*1.6cm Solid Aluminum Alloy Angle Ruler Square Triangle Woodworking Ruler with Cal Metric Measuring Scale M89BOOTDTY14*14*1.6cm Solid Aluminum Alloy Angle Ruler Square Triangle Woodworking Ruler with Cal Metric ScaleFeautres: Made of solid aluminum block It has torsion resistance, durability and corrosion resistance. Calibration clear. Wear-resistant. Metric unit and Cal. , You can mention them in the data review. Designed to be attached to boxes, picture frames, etc., to help with squareing when gluing. Easy to handle and does not damage delicate cutting edges. Material: Solid Aluminum Alloy Treatment: AnodizingSize: 14cm*14cm*1.58cm/(5.51in*5.51in*0.63in)Quantity: 1 PcPackage Included:1*Aluminum Alloy Square