Product Name: Zinc Plated Hex Head Self Drilling Screw Model NO.: SW-SD001 Grade: 4.8 Standard: DIN, GB, BSW Head Style: Hexagonal Connection: Common Bolt Groove: Hexagon Type: Hexagon Head Material: Carbon Steel Trademark: no mark Transport Package: Small Box Packing or Bulked Packing Specification: all the sizes Origin: China Product Description Din7504 Hex Head Self Drilling ScrewMaterial: carbon steelSurface: zincProduct nameHex Head Self Drilling Screw with EPDM WashersizeST2.2 ST2.9 ST3.5 ST4.2 ST4.8 ST5.5 ST6.3 ST8materialsteel 1018,steel 1022, steel CH22ASurface treatmentzinc plated-grade, white and blue zinc plated-grade5-8standardDIN JIS ISO ASTM ANSIGradeGrade 4.8,6.8,8.8,10.9,12 A2-70, A4-80Delivery timeWithin 7days to 15days common according to quantitypackingGeneral export package, or according to customer's requirementAfter serviceThe commodity inspection to our final confirmationPayment waysT/T, L/C,Western Union