1/2" offset mounting canvas Z clips for picture framing -- #6 x 3/8" pan-head screws included -- 144 bulk pack! Artright's offsets all have zinc plating, nice rounded corners, AND 2 SCREW HOLES PER CLIP. One #6 pan-head screw per clip is included, 3/8" in length. Free pockut US constitution included with every order.