Toggler alligator, 20 pack, 1/4" diameter, af6 flanged solid wall anchors with 20 #10 x 1-1/2" 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.