External Thread Nut with Blue Zinc (KB-281) Dongguan Kebiao Hardware Technology Co., Ltd. Base Info Model NO.:KB-281Type:Round HeadColour:According to The Client′s RequirementsHead Style:RoundConnection:Common BoltGrade:8.8Trademark:OEMSpecification:ISO9001: 2008Origin:ChinaHS Code:7318160012 Description Pre:Hot Sale Self Drilling Screw with Good Quality (KB-279) Next:Csk Head Chipboard Screws