| Message: | Product introduction：Specification: Slotted Hex Washer Head Self Tapping ScrewsPlace of Origin:Zhejiang,Website:http://www.roof-screw.com, China (Mainland)Brand Name:ZCStandard:DIN Material:Carbon SteelFinish:Blue Zinc PlateSurface treatment:Heat TreatingType: HEX WASHER HEADColor: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 |
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