- 48 inch Empire True Blue Box Level
- True Blue® vials are accurate to within
0.0005" per inch in all 10 level and
plumb working positions
- Heavy-duty 6061 aircraft
- 300° view top-reading level vial
- Solid block acrylic vials won't break,
leak or fog
- Dual molded rubber endcaps for
extreme shock resistance.
- Milled edges for accuracy
Empire Level is the home of True Blue® – the most accurate vials in the world. The newly designed True Blue® series of levels and squares are engineered to provide maximum accuracy, extreme durability, and enhanced readability with the strongest warranty in the industry. Empire Level is the leading designer and innovator of accurate levels and measuring tools. The blue fluid in our level vials is Empire’s unique symbol of superior accuracy and a trademark of Empire Level Mfg. Corp.