Stabila 80AS-90 Spirit Level 2 Vial 19167 900mm (36") STB80AS90

2 Vials.
Smooth-ribbed box section spirit level.
Ribbed profile provides extra strength preventing the profile from bending.
Can be used to check the horizontally of overhead surfaces by turning its horizontal vial upside down.
Measure precisely from underneath.
1 vertical vial and 1 horizontal vial.
Measurement accuracy: in the normal position 0.029° = 0.5 mm/m.
For overhead measurements: 0.043° = 0.75 mm/m.
Vials are moulded in.