Fastenmaster Headlok 0.172 In. 4-1/2 In. Wafer Structure Screw (50 Ct.) Arrowhead Brass and access points to buildings

and access points to buildings

and diode protected with spare fuse included

A unique heat treatment process strengthens the steel body to withstand the stress and impact of high-powered hammer drills

Attaches easily without tools

Fastenmaster Headlok 0.172 In. 4-1/2 In. Wafer Structure Screw (50 Ct.) Arrowhead Brass and access points to buildingsStronger design shear values than 3 8" lags. Sharp gimlet point for fast installation into wood and OSB. Aggressive thread for holding and withdrawal strength. Spider Drive offers highest level of bit engagement and drivability. Wafer head eliminates need for washer and offers increased pull through strength. Chamfer under head for increased strength. Free Spider Drive bit in every package. 50 pieces per box.