Bolt, mating nut, used for fastening and connecting two connected parts or members with through holes. Hexagon head bolt is the most widely used kind of bolt. Class A and CLASS B bolts are used for important applications where high assembly accuracy is required and where high impact, vibration or cross load is applied. Class C bolts are used in situations where the surface is rough and the assembly accuracy is not high. Thread on the bolt, generally coarse thread common thread, fine thread common thread bolt self-locking better, mainly used for thin-wall parts or with impact, vibration or alternating load occasions. General bolts are made of partial threads, full thread bolts are mainly used for the occasion requiring longer threads. Perforated bolts are used where bolt locking is required. Bolts with reamed holes can precisely position the connected parts to each other and withstand shear and extrusion caused by transverse forces.
Our company's main standard parts, exported to Europe and America for more than 10 years, Australia, India, Iran, various specifications, various types, all kinds of strength can be customized. 
Nos services
* High quality, national standard, strict inspection, reliable product quality.
* All kinds of different types, accept customization,4.8/ 8.8/ 10.9/ 12.9 Ect,GB,DIN Ect.
* Best price,standard parts industrial park handan, convenient transportation, low cost.
FAQ
Q1: Where is your factory located? How can I visit there?
A: Our factory is located in yongnian country handan City ,hebei province ,China.All our clients or friends, from home or abroad, are warmly welcome to visit us!
Q2:What are your main products?
A:Our main products are GB, DIN, ANSI long series and special specifications, both inside and outside hexagon bolt.
Q3:Can I get some samples?
A: Yes, you can get our free samples.Our samples are only free for the customers who confirm order. But the freight for express is on buyer's account.
Q4:IS it possible to add client's logo on the products ?
A:Yes,OEM service is acceptable.
Q5: What should we do if goods are received with some quality problems?
A: All goods have been inspected during the assembling and packing, the chance to get defective slide is very rare. If there are some quality problems, such as finish problem, damaged problem, please kindly take some photos and show to us proof, also please show us the carton imge to locate the quality supervisor. After we verified the problem, we will give refund or resend the goods.
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