T-Square, Base Length 10 1/2 in, Base Width 2 in, Includes Measuring, Blade Length 36 in, Blade Width 2 1/2 in, Blade Material Plastic, Graduation Mark Style Printed, Graduation Marks - Base 36 in, Graduation Marks - Blade 36 in, Specialized Scales Not Applicable, Base Material Plastic, System of Measurement SAE, Square Type T-Square, Coating Clear, Edge Style Square, Features Hang Hole, Ideal for Inking, Finish Painted, Graduation Color Black, Straightness Tolerance Not Applicable