L.S. Starrett 12 Series Non-Reversible Bevel Protractors

• Satin chrome blades and protractor heads
• Direct reading 0-180 in opposite directions, permitting the direct reading of angles and supplementary angles
• Reversible lock bolt allows choice of which graduated side of the blade faces the operator
• Non-reversible, meaning the blade is on the outside of the frame, so the frame stays on the same side of the workpiece
• Tempered steel blades with accurate, machine-divided graduations
• A spirit level indicates when the base reference surface is level
• Stable cast iron protractor head with black wrinkle finish