China wholesale M48 Hex Bolt Manufacturers – Hexagon Head bolt Fine Coarse thread UNC&UNF – Zhongli bolts Detail:
● Place of origin: Ningbo, China
● Min quantity request: 900kgs per size
● Brand Name: ZYL
● Material: 35k 45k 40Cr etc
● Dia: M8-M36
● Surface treatment: Black oxide, Zinc Plated
1. The pitch of coarse teeth is large and that of fine teeth is small. 2. Thick ones have high strength, while thin ones are well sealed. 3. Coarse-tooth bolt pattern has stronger fatigue resistance, which is convenient for frequent disassembly, fine-tooth self-locking ability, large bottom diameter and strong static load capacity.
UNC&UNF bolts are made of carbon steel C1035 C1045 for Gr5, 40Cr for Gr8
Black oxide、Zinc Plated、dacromet
Gr5、 Gr8
1. Are you a UNC&UNF bolt manufacturer?
Yes, we are a UNC&UNF bolt factory.
2. What does your company have?
We mainly produce hex bolts, hex head flange bolts, Hexagon Socket Head Cap Screws, stud bolts, hex nuts, etc.
3. How does the payment process work?
According to the specific situation, our payment terms are flexible. Generally, we recommend 30% deposit, and the balance against copy B/L
4. What about after-sales?
When our metal parts are suitable for your products, we will follow up and wait for your feedback. Our experienced engineers are willing to help with any problems related to our metal parts.
Product detail pictures:





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Our aim is usually to give superior quality items at aggressive rates, and top-notch company to clients around the earth. We have been ISO9001, CE, and GS certified and strictly adhere to their good quality specifications for China wholesale M48 Hex Bolt Manufacturers – Hexagon Head bolt Fine Coarse thread UNC&UNF – Zhongli bolts, The product will supply to all over the world, such as: Zurich , Cambodia , Kenya , We have a good reputation for stable quality products, well received by customers at home and abroad. Our company would be guided by the idea of "Standing in Domestic Markets, Walking into International Markets". We sincerely hope that we could do business with customers both at home and abroad. We expect sincere cooperation and common development!

The company leader recept us warmly, through a meticulous and thorough discussion, we signed a purchase order. Hope to cooperate smoothly
