... DIN, AS, BS and etc 2.Material: Stainless Steel or Carbon Steel Carbon Steel Bolts and Nuts Product Description: 1. Material: Stainless Steel or Carbon Steel2. ... 4.8-12.9 or 2-86. Standard: ANSI, DIN, AS, BS and etc7. Example: DIN912, DIN931, DIN933, DIN571, A ... machine, etc12. Mould: We open by ourself13. Usage Scope: Steel plate, Guardrail and railway etc industrial scope14. Packing: General carton ...