Plastic spirit level 400mm

• Made of polystyrene plastic
• +/- 1 mm/m precision in normal position, +/- 1 mm/m in inverted position
• Barrel-shaped vials
• Vial liquid is resistant to UV light and extreme temperatures
• Sensitivity of 10 mm/m
• High-visibility
• Radius of the vial is 200 mm
• Unbreakable vials
• 2 lines in each side of flat vial for easier use