Chipboard Screw, Yzp Shijiazhuang Zhuolang Technology Co., Ltd Base Info Model NO.:ZLWA15Material:Carbon SteelType:Round HeadGroove:CrossConnection:DrillingHead Style:RoundStandard:DIN, GB, ANSI, JISGrade:4.8Specification:Various sizes availableOrigin:China Description Pre:Good Quality R-Angle U Staple Turf Nail Next:Customized Nut M3 M4 M6 M8 Stainless Steel