We are JIAXING TENGFLY FASTENERS LIMITED based in Jiaxing, China. We are member of TradeKey.com since July, 2013. Our business is related to Hardware & Mechanical Parts industry and we specifically deal in Fasteners. Please find our product details below: Hex bolts Materials: stainless steel, SS201, SS304, steel  Surface treatment: zinc plated  Length: 30 to 200mm  Size: 5, 6, 8, 10, 12 and 16mm  Standard: DIN931 Hex nuts DIN934 Hex nuts Material:carbon steel;stainless steel Grade:4.8;8.8;109;12.9 Finish:Black;zinc plated;plain Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.