Series 81 S - Strong aluminium die-cast profile - The trapezoid form makes it easier to grip - Measuring accuracy in normal position 0.5 mm/m and in reverse position 0.75 mm/m - Milled measuring surface Comfortable and lightweight Accurate in measurement Extremely sturdy with electrostatic powder coating for scratch resistance and easy cleaning With belt pouch Made in Germany Accuracy in normal position / 0.029° = 0.5 mm/m Accuracy in reverse position / 0.043° = 0.75 mm/m Measuring surfaces / 1 x Vial type / 1 x horizontal / 1 x vertical Length / 25 cm (with belt pouch)