The Bahco 416 Series Spirit Levels are manufactured from lightweight aluminium with a 1.4mm wall thickness profile. They have unbreakable vials filled with liquid resistant to UV light and extreme temperatures. Two lines in each side of flat vial for easier use. The set contains the following sizes:1 x 416-600 Spirit Level 1 Vertical &1 Horizontal Plumb 1 x 416-1200 Spirit Level 1 Vertical and 2 Horizontal Plumb 1 x 416-1800 Spirit Level 1 Vertical and 2 Horizontal Plumb.

Measuring Accuracy: in the normal position 0.029= 0.5mm/m, overhead measurement 0.043= 0.75mm/m