The Big Horn 19236 6 Inch Carpenter’s Try Square has been designed to accurately mark and measure internal or external right angles. The blade and stock are perfectly calibrated at 90 degrees, guaranteeing accurate angles with every use. This versatile square excels at measuring and marking both 45- and 90-degree angles, enhancing its usability in various woodworking tasks. Equipped with a spring steel blade that is reinforced by three crimped brass rivets to keep the blade securely calibrated to the stock. The hardwood stock is reinforced with a side brass plate for impact resistance and durability.