Features. Extruded aluminum 14 in. thick blade and head. Clear protective anodized finish will not rust or corrode. Screened thermal-bonded black 18 in. and 116 in. graduations. Large bold easy reading graduations. Head adjusts to any angle. Precision-Machined head and blade lock together for a perfect 90 degrees angle. Folds flat for easy transportation. 54 in. adjust-a-square heavy duty aluminum adjustable t-square. Dimension - 1.63 x 2 x 56 in.. Item weight - 3.49 lbs.
From the Manufacturer
Heavy-duty extruded aluminum blade and head with clear (silver) anodized finish. 1/4 In. blade thickness. Screened, thermal-bonded graduations in black in 1/8ths. Precision-machined head and blade lock together for a perfect 90 degree angle. Quickly adjusts to any angle without disassembly. Folds flat for easy transport.