Pan Head Self Tapping Screw (SS304) Hangzhou Huachao Fastener Co., Ltd. Base Info Material:Carbon SteelShape of Head:RoundSurface Finishing:Zinc PlatedCertification:ISO, GSCustomized:CustomizedTrademark:HANGCHAOSpecification:DINOrigin:ChinaHS Code:73181500 Description Pre:Different Sizes Black Slotted Nuts for Bolts Next:High Tensile Hex Head Bolts