Features and Benefits:�All 10 level and plumb working positions are accurate to within 0.0005 in.�The aluminum reinforced frame will not warp�True Blue® vials are accurate to within 0.0005 in. per inch in all working positions�Level has replaceable vials and lenses�Large 2 in. level vial and two plumb vials�Polycarbonate lenses will not fogThe 24 in. True Blue® Magnum™ masonry level is the perfect replacement for a wood level. This level is accurate to within 0.0005 in. per inch in all working positions. It has an aluminum reinforced frame that wills not warp, and replaceable lenses that will not fog over in wet or humid conditions. It has a large, 2 in. center level vial for easy readability, along with 2-plumb vials for versatility.