Bevel Protractor Bevel Protractor Range 0 Degrees to 360 Degrees Graduations 5 min Accuracy +/-5 min Material Stainless Steel Blade Length 12 in Blade Style Adjustable Operation Type Mechanical Blade Thickness 0.63 in Finish Uncoated Head Length 3 3/8 in Head Shape Circle Includes Plastic Case Magnetic Head Yes