Take errors and guesswork out of your next drywall job with this heavy-duty 54" T-square from Johnson. Its extruded aluminum blade is 3/16" thick, creating a safer straight edge that prevents your utility knife from slipping, while its clear protective anodized finish will keep your tool safe from rust and corrosion. The JTS54HD T-square features a unique rivet assembly that permanently bonds the head and blade, so that it stays square for life. This T-square was also designed to be easy to use. It features thermal-bonded black 1/8" graduations that are large and bold for easy reading. The Johnson Level & Tool 54-Inch Heavy Duty Aluminum Drywall T-Square features a heavy-duty extruded aluminum blade and head with a clear (silver) anodized finish. The blade is 3/16 inches thick and has screened, thermal-bonded 1/8-inch gradations in black. This exclusively designed T-square also features solid four-rivet construction with a head that's permanently bonded to the blade. Ideal for general carpentry use, this square is backed with a 1-year limited manufacturer's warranty. P.when('A').execute(function(A) { A.on('a:expander:toggle_description:toggle:collapse', function(data) { window.scroll(0, data.expander.$expander[0].offsetTop-100); }); }); From the Manufacturer Heavy-duty extruded aluminum blade and head with clear (silver) anodized finish. 3/16 In. blade thickness. Screened, thermal-bonded 1/8 In. graduations in black. Exclusive design, solid four-rivet construction permanently bonds head to blade. See more