Toggler alligator, 6 pack, 3/16" diameter, af5 flanged solid wall anchors with 6 #8 x 1/4" screws, versatile & easy to install, works in any building material & many different sizes & types of screws can be used with the same diameter anchor, replaces plastic plugs & screw anchors, as well as metal masonry screws & wedge anchors, out holds metal anchors of comparable size for a fraction of the cost, special corrosion proof polymer absorbs shock & vibration.