As one of the leading casing scraper series self tapping screw manufacturers and suppliers in China, Zhencheng Machinery deserves your trust. Please feel free to import cheap, low price and customized casing scraper series self tapping screw which is one of the famous such brands from our factory.Product instruction:My factory is professional manufacture in China.We supply(Bolts,Thread Bar,Wooden Screw,Anchor Furniture Screw,Nuts,Washer and Non-standard Parts) If you are interested in these products,Pls don't hesitate to contact me.I am not only a sales man,but also a worker.So we may discuss about some professional knowleadge.Haiyan is also the family of fastener,we survive on quality andreputation.Sincerely look forward to cooperation with every country the worldHaiyan High Strength Fastening Parts Co.,Ltd has grown rapidly over the last 23 years(Since 1987) to become a reputable supplier of quality fastener.Our experience in making lathe-made and cold forging fastener has established us as a most reliable supplier of various types of fasteners. Today,our customer base has grown to sonsist of hundreds of both domestic China and foreign companies,including some renowned global corporate in their various of programs as an approved vendorWe are an import and export right with a twenty-five years old factories, the export rate of more than 85%Brand Name:ZCStandard:DIN Material:Carbon SteelFinish:Blue Zinc PlateSurface treatment:Heat TreatingType: Casing Scraper SeriesColor:Zinc WhitePacking:CartonItem:China FastenerApplication:BuildingPackaging Details:Small box, carton, pallet, nylon bag, for self drilling screwProduct Description1. Grade: C10222. Size: ST3.5, ST3.9,ST4.2,ST4.8, ST5.5,ST6.33. Length:13-120mm4. Standard: DIN 5. Certification: ISO9001, CEProduct Name:Self tapping screwMaterial: Carbon steelUsed:building industry machinery