PROFESSIONAL TOOLSThe woodworking square set is an exquisite tool for measuring and drawing, with precise 180mm metric metal square scale, accuracy in line with industry regulations , with an absolute angle of 90 degrees and a precise scale. This set of woodworking squares is marked on both sides. There are angles and scales, making it more convenient to use. PREMIUM QUALITYThis 7 inch/18mm carpenter square set is made of aluminum alloy, the solid aluminum alloy construction is durable and the surface has black baking paint, which can prevent oxidation and make it more durable. Multifunctional square ruler. WIDE APPLICATIONSThis woodworking square can be used as protractor, scribe saw guide, construction square, miter, framing square and ruler, what's more, it can be used to measure angles, check squares, saw guides, adjusting saw teeth, drawing circles, marking boards for tearing. CONVENIENT AND PRACTICALThe woodworking square ruler set can get rid of cumbersome measurements without carrying many tools. It has angle holes of different sizes, which can help you complete drilling work. It is a practical drilling jig.