All Categories
Product Description A button head socket cap screw is a screw with a flat head and hexagon drive for tightening with an Allen-style wrench This screw carries a recessed internal socket drive to add strength Used on machine parts or manufacturing equipment. From the Manufacturer A button head socket cap screw is a screw with a flat head and hexagon drive for tightneing with an Allen-style wrench. This screw carries a recessed internal socket drive to add strength. Used on machine parts or manufacturing equipment.