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  • Model NO.: CH-C0010
  • Type: Round Head
  • Head Style: Square
  • Grade: 4.8
  • Finish: Blue-White Zinc Plated
  • Certificate: ISO9001:2008, SGS Testing Report & RoHS
  • MOQ: 100PCS
  • Product Name: Zinc Plated Round Head Square Neck Carriage Bolt
  • Transport Package: General Export Package
  • Origin: Guangdong, China
  • Material: Carbon Steel
  • Connection: Common Bolt
  • Standard: DIN, ANSI, GB, JIS, BSW, GOST
  • Application: Machinery, Chemical Industry, Environmental, Building
  • Bolt Type: Coach Bolt, Carriage Bolt, Square Neck Bolt
  • OEM: Available
  • Payment Terms: T/T, Western Union, PayPal, etc.
  • Trademark: CONGHUI
  • Specification: M4-M20
  • HS Code: 7318130000
Zinc Plated Round Head Square Neck Carriage Bolt Din603
Product Description
Product Name Zinc Plated Round Head Square Neck Carriage Bolt Din603
Material Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420
Carbon Steel: 4.8, 6.8, 8.8, 10.9, 12.9
Titanium: GR1-GR5
Aluminum, Brass, etc.
Size M4-M20 or as per your request
Head Type Flat, JIS pan, Oval, Round, Binding, I.HD, Brazier, PF. HD, Button, Fillister, Ansi.Pan, Pan washer, Indented Hex etc.
Standard ISO, GB, DIN, JIS, ANSI, BSW, ASME
Certificate ISO9001:2008, SGS testing report & RoHS
Screw Drivers Phillips, Slotted, Square, Crossed, Y-type, T-type, Torx, PZ drives, Hex socket etc.
Finishing Zn-Plated, Ni-plated, Tin-Plated, Radiant Plated, Passivated, Brass plated, Cd-plated, Phosphate Anodize, Cr-plated, Black Oxide etc.
Heat Treatment Tempering, Hardening, Spheroidizing, Stress Relieving etc.
Package General export package, or according to customer's requirement
Delivery Time About 7-15 days after all details confirmed. Fast delivery available for urgent orders.
Customer Service Replacement at our cost for rejected products if they don't match the PO drawings.

Product Show
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
Zinc Plated Round Head Square Neck Carriage Bolt DIN603
About Our Company:
Shenzhen Conghui Precision Hardware Co., Ltd. is a professional manufacturer specializing in precision industrial fasteners and accessory parts for over 9 years. We offer a wide range of products including screws, nuts, bolts, washers, rivets, anchors, and CNC parts. Our products are produced according to international standards such as GB, ISO, DIN, JIS, AISI, NFE, and BSW. Non-standard items are also accepted. Our products are popular in North America, Southeast Asia, and Europe, and are widely used in machinery assembly, electronics, construction, and furniture cabinets. We are committed to providing high-quality solutions and building long-term partnerships with our customers. We offer free samples for quality verification before placing an order. You only need to cover the shipping cost. FAQ:
1) Q: Are you a Trading company or a Manufacturer?
A: We are an Industry & Trade Company.

2) Q: What's your product range?
A: Our product range includes screws, nuts, bolts, washers, rivets, anchors, and CNC parts. We follow various quality standards like GB, ISO, DIN, JIS, AISI, NFE, and BSW. Non-standard products are also accepted.

3) Q: Why should I choose you? What are your advantages?
A: With 9 years of experience in the fastener industry, we provide comprehensive support from design to after-sales service. Customer satisfaction is our top priority.

4) Q: In which industries are your products used?
A: Our products are widely used in machinery assembly, electronics, construction, and furniture cabinets.

5) Q: What is your factory capacity?
A: We have 70 workers and 80 machines, producing 2,000,000 pieces per week. This allows us to meet your needs efficiently.

Customer Service
· 1. No question refund within 3 days.
· 2. Well-trained and experienced staff ready to assist.
· 3. Short lead time.
· 4. International standard compliance.
· 5. OEM, ODM, custom, and standard services available.
· 6. Small quantity orders accepted.
· 7. Customized design based on customer requests.
· 8. Packaging and delivery according to customer requirements.

Any more questions or demands, please feel free to contact me!

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