EXPERT 1200MM PLUMB SITE DUAL VIEW GIRDER SECTION SPIRIT LEVEL - Levels with front viewing Plumb Site® Dual View™ vials. Manufactured from hardened aluminium electrostatically powder coated and baked with polyester acrylic paint. One horizontal and two vertical vials, one of which has a front viewing Plumb Site® Dual View™ vial. Accuracy 1.75mm per 1M = 0.1° in standard position. Manufactured for Draper Tools by Kapro. Sold loose with display hanger.