Heavy-weight, trapezoid-shaped aluminium die-cast level. Milled measuring surface. Level body with red powder coating. Very high torsion-resistance. Measuring accuracy in normal position 1.0 mm/m.
| Design | 40cm | 50cm | 60cm | 80cm | 100cm | |
| 666 | x | x | x | x | x | |
| 666 M | x | x | x | x | x |
