- Made of high-quality plexiglass, shockproof
- Mechanical treatment of internal radii is computer tested
- Fluoroscent liquid is sealed with ultrasonic welded plugs
- 30 years quarantee against fluid leaks
- Applicable in all climatic conditions
- The colour of liquid is very good resistant to UV-rays
- Horizontal vial with lens effect enlarges the bubble for reading
- Anti-static vials enable better measuring