Hammer Fixing & Screws

YZPX 8x45 Large collar hammer screw with flat collar pack 100 8x45 - pre-assembled screw and flat collar, for, among other things, fixing metal in all kinds of building materials. The plug is made of high-quality nylon, the screw body is of galvanized steel. When the nail is hammered in, the nylon plug spreads open and anchors itself in the wall.