aluminium box section level with horizontal, vertical and 45° vials. Accuracy 1mm per 1M = 0.057° in standard position (horizontal vial) and 1.5M = 0.1° (vertical and 45° vials).
aluminium box section level with horizontal, vertical and 45° vials. Accuracy 1mm per 1M = 0.057° in standard position (horizontal vial) and 1.5M = 0.1° (vertical and 45° vials).