Combination Square Blade, Compatible with Manufacturer Model Number C11H-12-16R, Graduation Units Inches, Millimeters, Blade Coating Chrome, Blade Finish Satin, Blade Length 12 in, Blade Material Steel, Blade Thickness 0.094 in, Compatible Head Type Bevel Protractor, Square, Graduation Scale 16R, Blade Width 1 in, Graduation Marks 1/100 in, 1/64 in, System of Measurement Metric/SAE