ANCHOR SIZE 5/16 INCH; DRILL SIZE 1/2 INCH; EMBED DEPTH 1-1/4 INCH; LOAD RATING 600 LB FOR 2000 PSI, 970 LB FOR 4000 PSI, 1160 LB FOR 6000 PSI CONCRETE; MATERIAL ZAMAC 7 ALLOY; TPI 9; TYPE LAG SCREW SHIELD; POWERS. BRAND