Alvin AST Series 24-Inch Stainless Steel Graduated T-Square (AST24)
Top edge graduations in inches with 1/32 in. divisions . Lower edge graduations in metric . Durable injection molded plastic head with inch and metric graduations . Stainless Steel blade . 18 in. L x 1.5 in. W . 24 in. L x 1.5 in. W . 30 in. L x 1.5 in. W . 36 in. L x 1.5 in. W