Socket Countersunk Fastener Hardware Screws

• Customization: Available
• Material: Steel
• Type: Hexagon Head
• Model NO.: DIN7991
• Head Style: Hexagonal
• Standard: DIN
• Grade: 8.8, 10.9, 12.9
• Application: Machinery, Chemical Industry, Environmental, Building, Industry
• Finish: Plain
• Packing: Cartons+Plastic Bags
• Head Type: Hexagon Flange Head
• Surface Treatment: Black Oxide
• Transport Package: Carton+Pallet
• Specification: M6-M100
• Trademark: ningbo-bolt
• 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

Frequently Asked Questions

1. Are you a manufacturer or trading company?
   
   The 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 Bolt accepts OEM/ODM orders.



3. How do you guarantee quality?
   
   Ningbo Bolt follows strict quality control measures from raw materials to finished products, adhering to 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?
   
   Ningbo Bolt offers high-quality products at reasonable prices. Contact us for a quote.



6. How do you control quality?
   
   Ningbo Bolt's 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 request free samples for standard fasteners, with express charges covered by the client. Old customers receive free samples with express charges covered by Ningbo Steel Bolt Co., Ltd.



8. Do you accept small orders?
   
   Yes, Ningbo Steel Bolt Co., Ltd accepts orders of any size and maintains stock for various fasteners.



9. What is your delivery time?
   
   Goods in stock can be delivered within 15 days, while larger quantities may take 25-35 days.



10. What is your packing method?
    
    Ningbo Steel Bolt Co., Ltd packs products in 20-25kg cartons, with customized options available upon request.



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