Square Head Bolts DIN/ISO | Stainless/Carbon Steel Hammer Head - HighFasteners

Product Overview

The Square Head Bolt (Hammer Flat Head T Bolt) is a robust fastener with distinctive square head for easy wrench tightening. Crafted from carbon steel or stainless steel 304, it offers excellent durability and corrosion resistance.

Suitable for machinery, automotive, structural work, and railway applications requiring secure, reliable connections.

Key Features:

Easy Tightening: Square head design allows full wrench grip for high torque application.

Strong & Durable: High-quality materials ensure strength and stability in demanding environments.

Versatile Finish: Plain or zinc plated options for corrosion protection and professional appearance.

Technical Specifications:

Ready to Order?

Factory Direct Price | Fast Delivery | OEM Service

Email: admin@changhua-electrical.com  |  WhatsApp: +86 181 3296 8158

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Detailed Product Gallery

Technical Drawings & Specifications

Manufacturing & Quality Control

Advanced Cold Heading Precision manufacturing.

Optical Sorting 0-PPM defects.

Lab Testing Tensile & Salt Spray.

Project References

Machinery Secure Assembly

Automotive High Torque Fastening

Construction Structural Connections

Frequently Asked Questions

Q: Can I get free samples?
Yes! We provide free samples for standard square head bolts. You only need to cover the shipping cost.

Q: What materials and finishes do you support?
Carbon steel / stainless steel, plain / zinc plated standard. Custom options available.

Q: What certifications do you have?
We are ISO9001:2015 Certified. Every shipment comes with a Factory Quality Inspection Report.

Q: What is your delivery time?
Stock items: 3-7 days. Mass production: 20-30 days.

Q: Can you produce according to drawings?
Yes, OEM/ODM is our strength. Send us CAD drawings for a quote within 24 hours.

Q: What are your payment terms?
We generally accept T/T (30% deposit, 70% before shipment). For long-term partners, we can discuss L/C.