Product Name: High Quality Tek Screw/Roofing Screw Model NO.: 14 X 2" Grade: 8.8 Standard: DIN, ANSI Head Style: Hexagonal Connection: Drilling Groove: No Type: Hexagon Head Material: Carbon Steel Transport Package: in Small Boxes or Bulk in Carton Specification: 14 X 2 / raw material C1022 Origin: China HS Code: 7318140001 Product Description Product Name: Hexagon Washer Head Self Drilling ScrewsPlace of Origin: ChinaFeatures:DimentionLength#10 (4.8mm )1/2"- 2" (13mm-50mm)#12 (5.5mm )3/4"- 4" (19mm-100mm)#14 (6.3mm )3/4"- 8" (19mm-200mm)2) Material: C1022A3) Standard: DIN7504, ANSI.4) Finish: zinc/ yellow/zinc/ Mechanical Galv5) packing: small box, big carton then on pallet