Flange Head Screws with Black Oxide

• Customization: Available
• Material: Steel
• Standard: DIN
• Model NO.: DIN7991
• Application: Industry
• Finish: Plain
• Packing: Cartons+Plastic Bags
• Head Type: Hexagon Flange Head
• Surface Treatment: Black Oxide
• Origin: Zhejiang, China
• Production Capacity: 100000 Piece/Pieces Per Month

Product Description

item	value
Finish	Plain
Material	Steel
Place of Origin	China
	Zhejiang
Model Number	DIN7991
Standard	DIN
Material	Steel
Surface treatment	Black Oxide
Application	Industry
Packing	Cartons+plastic Bags
Head type	Hexagon Flange Head

Ningbo Steel Bolt Co., Ltd

FAQ

1. Are you a manufacturer or trading company?
   
   Ningbo Steel Bolt Co., Ltd is a manufacturer of fasteners with years of experience in producing Bolts, Nuts, Threaded Rods, and Washers in Ningbo, China.



2. Do you provide OEM/ODM services?
   
   Yes, Ningbo Steel Bolt Co., Ltd accepts OEM/ODM services.



3. How do you guarantee quality?
   
   We have strict quality control processes from raw materials to finished products following the ISO9001 quality management system, ensuring all products are 100% qualified with lifetime warranty support.



4. How can I trust you?
   
   Ningbo Steel Bolt Co., Ltd is a reputable fasteners factory in China, a Gold member of *** and Made in China, with credit guarantees from *** Group.



5. What about your pricing?
   
   We offer high-quality products at reasonable prices. Contact us for a quote.



6. How do you control quality?
   
   Our QC team inspects every production link for each batch of goods, providing MTC and mill certificates upon completion.



7. Do you provide free samples?
   
   New customers can receive free samples for standard fasteners, with express charges covered by the client. Old customers receive free samples with express charges covered by us.



8. Do you accept small orders?
   
   Yes, we accept any orders and keep stock of various fasteners. We can also produce fast in these products.



9. What is your delivery time?
   
   If goods are in stock, we can deliver within 15 days. For larger quantities, delivery may take 25-35 days.



10. What is your packing?
    
    Our standard packing is 20-25kg per carton, with 36 or 48 cartons per pallet. Customized packaging is available upon request.



11. What are your payment terms?
    
    We accept T/T, L/C, D/P for general orders, and Paypal and Western Union for small or sample orders.