The plastic blades with top layers made of longitudinal glass fibres absorb bending forces and ensure unmatched rigidity. This allows perfect, easy horizontal and vertical measuring with fully opened folding rule. Accuracy class II (+/- 0.7 mm per 2 m)

• Weather-, chemical- and temperature-resistant plastic
• Deep-embossed numbers
• Readable from both sides through a second, backwards-running scale
• Wear-free and dirt-resistant patented joints with pre-tensioned spring pins for constant tension
• Minimum play over the entire lifetime, test: 20 000 cycles
• All joints lock firmly in position at 90° and 180°
• Captive metal ends