Wedge Anchor, Zinc Plated, Carbon Steel, Anchor Dia. 1/2 In., Anchor Length 4-1/2 In., Thread Size 1/2-13, Thread Length 2-3/4 In., Min. Embedment 2-1/4 In., Embedment In Concrete 2-1/4 In., Ultimate Pullout (Lb.) 4155, Ultimate Shear (Lb.) 4195, Ultimate Shear in 3000 PSI Concrete (Lb.) 4195, Ultimate Shear in 4000 PSI Concrete (Lb.) 4195, Ultimate Tension (Lbs.) 4155, Ultimate Tension in 3000 PSI Concrete (Lb.) 4155, Ultimate Tension in 4000 PSI Concrete (Lb.) 4500, DEWALT ENGINEERED BY POWERS P/N 7423SD1-PWR