Greenlee LE425 1/4 x 2-1/4 Inch Hex Masonry Screw

Corrosion resistant . All Tapcon® fasteners are protected against rust and corrosion by the exclusive Stalgard® finish. Fast . Install two or three Tapcon fasteners per minute. Simple two-step operation . drill, then drive . eliminates the need to set anchors. Strong . Tapcon fasteners and the masonry material are mechanically linked for exceptionally strong pullout strength.. Removable . Tapcon fasteners can be removed and reinserted in the same hole. Great for repairs or adjustments. Made in USA.