Spirit level is made of a stable aluminum profile. It has two precisely milled measurement planes. Equipped with 3 vials made of acrylic glass, filled with a yellow liquid that enhances visibility. The vials indicate the vertical, horizontal and 45 ° angle. Framed in shock-absorbing material. There are two handles finished with flexible material in the body. The edge bumpers are also made of this material, effectively protecting the spirit level against the effects of accidental impact. Side surfaces are protected with a layer of powder varnish. The accuracy of the spirit level is 0.5 mm /m.