Features and Benefits:�TrueBlue® vials are accurate to within 0.0005 in. per inch in all working positions�Incredibly strong anodized I-Beam frame�Shock absorbing end caps�High contrast e-Band™ vials highlight the edge of the bubble�3 vials - plumb, level and 45 degree�V-groove working edge for accurate alignment on pipe or conduit�Aluminum frame with top read window�Strong magnetic edge�Made in the USA�Limited Lifetime WarrantyThe Empire 9 in. magnetic torpedo level is equipped with True Blue vials, which are accurate to within 0.0005 in. per inch in all 10 plumb and level working positions. The heavy duty extruded aluminum frame with top read window protects this level against drops. A top v-groove and bottom magnetic edge makes this ideal for users working around pipes or conduit.