ANCHOR LENGTH 2-3/4 INCH; ANCHOR SIZE 5/8 INCH; DRILL SIZE 1 INCH; LOAD RATING 7860 LB FOR 2000 PSI, 13600 LB FOR 4000 PSI, 14880 LB FOR 6000 PSI CONCRETE; MATERIAL ZAMAC 7 ALLOY; THREAD LENGTH 7/8 INCH; TPI 11; TYPE DOUBLE EXPANSION; POWERS. BRAND