Product Features

• Direct reading 0 - 180 deg in opposite directions, permitting the direct reading of angles and supplementary angles• Protractor heads are made of stable cast iron and finished with a choice of attractive black wrinkle finish or smooth black finish• Tempered steel blades with accurate, machine-divided graduations• A spirit level indicates when the base reference surface is level - a feature not usually available on comparable protractors• Reversible lock bolt allows choice of which graduated side of the blade faces the operator• Reversible, there is a shoulder on both sides of blade, allowing the tool to be reversed so the same angle can be scribed or measured left and right• Regular finish blade• 3-1/4 in H x 1-9/64 in W• Starrett® satin chrome blades and protractor heads for easier reading are available (on 12 in sizes)