Hex Nylon Head Self Drilling Screw

Product instruction：Our self drilling screw have 12 year in  this fastening field,Website:http://www.roof-screw.com,basing on our knowledge,and our professional service,our chuanghe are authorized vendors for USA GOPRO, USA CAMIR, Koreal LG,German Volves, and JapanPanasonic. Self drilling screw is one of our main products , we can do it  in copper, stainless steel, Carbon steel, alloy steel and ec t. Our self drilling screw can be in line with DIN,JIS, BS, ISO,GB standard. We can produce different types of self drilling screw, and then you also can be customized the products that you wanted,if you have the samples or drawings.Place of Origin:Zhejiang, China (Mainland)Brand Name:ZCMaterial:Carbon SteelFinish:Blue Zinc PlateSurface treatment:Heat TreatingType: Nylon hex washer HEADColor:Zinc WhitePacking:CartonItem:China FastenerApplication:BuildingPackaging Details:Small box, carton, pallet, nylon bag, for self drilling screwProduct Description1. Grade: C10222. Size: ST5.53. Length：20-100mm4. Standard: DIN 5. Certification: ISO9001, CEProduct Name:Self drilling screwMaterial: Carbon steelUsed:building industry machinery