Product Name: DIN316 Butterfly Bolt, Steel Fastener Wing Bolt Model NO.: DIN316 Finish: Plain Grade: A2-70 or A4-80 Standard: DIN Head Style: Butterfly Connection: Common Bolt Type: Butterfly Material: Stainless Steel Size: M4~M24 Trademark: Fast Transport Package: General Export Packing Specification: M4~M24 Origin: Shenzhen, China HS Code: 7318151001 Product Description DIN316 Butterfly Bolt, Steel Fastener Wing Bolt1. Surface treatment of wing bolt: Plain2. Excellent quality control system for fine dimensional accuracy.3. Various materials are available as per your request.4. Conform to international standard.5. We had got certificate of ISO9001: 2008, SGS & RoHS.6. prompt delivery.7. Various sizes are available.8. Material of wing bolt: Stainless steel A2 or A49. Packing of wing bolt: General export packing.10. Can be made with different standards such as ISO, DIN, AS/NZS, GB, ANSI, BS and special standard.11. Good customer service.12. OEM is availableFast Hardware Electronic Co., Limited is a professional manufacturer of all kinds of hardware, such as stainless steel bolt, carbon steel bolt, hex bolt, furniture bolt, slotted bolt, special bolt, eye bolt and anti-theft bolt, self-tapping screw, self-drilling screw, wood screw, furniture screw, stainless steel screw, hex screw, hex nut, nylon nut, special nut, metal stamping part, , lathe part and so on.