Product Name: Hex Washer Head Self Drilling Screw with Color EPDM Washer Model NO.: DIN7504 Grade: 8.8 Standard: DIN, GB, ANSI, BSW, JIS Head Style: Hexagonal Connection: Common Bolt Groove: Word Type: Hexagon Head Material: Carbon Steel Trademark: KLT Strength Transport Package: 100PCS/Box, 25kg/CTN, Pallet Specification: 1/2"-8" Origin: China HS Code: 7318140000 Product Description KLT Enterprises Company Limited, is a major importer and exporterspecializing in various range of BUILDING MATERIAL, HARDWARE and TOOL products with more than 20 years of experience. All of our products are fully guaranteed at competitive price and with prompt shipment.Product Name: Hexagon Washer Head Self Drilling ScrewsFeatures: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)1)Packing:Bag/Carton/Pallet2) Material: C1022A3) Standard: DIN7504, ANSI.4) Finish: zinc/ yellow/zinc/ Mechanical Galv