China wholesale half thread DIN931 Factories – Hexagon Head bolt Fine Coarse thread UNC＆UNF – Zhongli bolts

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We pursue the administration tenet of "Quality is exceptional, Assistance is supreme, Reputation is first", and will sincerely create and share success with all clients for Oem Black Double Head Bolt , Din7989 Plain Washer Hdg , Carbon Steel Hex Socket Screw , Encouraged with the fast producing current market on the speedy foodstuff and beverage consumables all around the entire world , We're hunting forward to functioning with partners/clients to create good results together.

China wholesale half thread DIN931 Factories – 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.

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We always continually provide you with the most conscientious customer service, and the widest variety of designs and styles with finest materials. These efforts include the availability of customized designs with speed and dispatch for China wholesale half thread DIN931 Factories – Hexagon Head bolt Fine Coarse thread UNC＆UNF – Zhongli bolts, The product will supply to all over the world, such as: Guatemala , Paraguay , South Africa , Many goods fully conform to the most rigorous of international guidelines and with our first-rate delivery service you will have them delivered at any time and in any place. And because Kayo deals in the entire spectrum of protective equipment, our customers don't have to waste time shopping around.

12.9 Grade Bolts