Product Introduction
The Hex Socket Cap Screw is a high-performance mechanical fastener engineered to deliver exceptional strength, reliability, and versatility in a wide range of industrial and commercial applications. Featuring a cylindrical head with a recessed hexagonal (hex) socket drive, this screw combines a sleek and low-profile design with the ability to withstand high torque and axial loads.

Crafted from premium-grade materials such as stainless steel (A2/A4), alloy steel (grade 8.8/12.9), or titanium, Hex Socket Cap Screws are available in various surface finishes, including plain, zinc-plated, and black oxide to resist corrosion and enhance durability. The screw’s head is designed to sit flush with or slightly below the surface of the workpiece, making it ideal for applications requiring a smooth and unobtrusive finish.

Commonly used in machinery, automotive systems, aerospace components, electronics, and construction, these screws are available in metric sizes, imperial sizes (M3 to M24, #4 to 1") and multiple lengths to accommodate diverse assembly needs.

Product Advantages

1. High Torque Capacity
The internal hex socket (Allen drive) enables secure engagement with hex keys or drivers, minimizing slippage and allowing for precise torque application. This design ensures optimal tightening in high-stress environments.

2. Space-Saving Design
The low-profile and cylindrical head eliminates protrusions, making these screws perfect for confined spaces or assemblies where clearance is limited.

3. Superior Material Strength
Manufactured from corrosion-resistant stainless steel or heat-treated alloy steel, Hex Socket Cap Screws offer excellent tensile strength (achieving Class 12.9 specifications per ISO 898-1 standards) and fatigue resistance, ensuring long-term performance under extreme conditions.

4. Versatility
Compatible with pre-tapped holes or used in conjunction with nuts, these screws provide flexibility across dynamic and static load-bearing applications.

5. Aesthetic and Functional Finish
Flush installation reduces snagging risks and creates a clean and professional appearance, while surface coatings enhance resistance to rust, chemicals, and wear.

6. Ease of Installation
The hex socket design allows for quick assembly and disassembly using standard Allen wrenches or automated tools, streamlining production and maintenance workflows.

7. Global Compliance
Meet international standards such as ISO 4762 and DIN 912, ensuring compatibility and reliability in global supply chains.

Why Choose Our Hex Socket Cap Screws?
Our screws undergo rigorous quality control, including dimensional inspections and mechanical testing to guarantee consistency and performance. Whether for heavy machinery, precision instruments, or critical infrastructure, Hex Socket Cap Screws deliver unmatched holding power and durability.

Why Choose Us?

Shanghai Tengri Metal Products Co.,Ltd. is a leading manufacturer and supplier specializing in high-quality metal products and fabrication solutions. Established with a commitment to innovation and precision, we are headquartered in Shanghai, China, leveraging cutting-edge technology and decades of expertise to serve clients across industries worldwide. Tailored to meet the stringent demands of sectors such as construction, automotive, aerospace, machinery, and renewable energy, our product portfolio encompasses a wide range of metal components, including custom sheet metal fabrication, precision machined parts, structural steelwork, and stainless steel products.

Equipped with state-of-the-art facilities, advanced CNC machining capabilities, and a rigorous quality control system certified to ISO standards, we ensure exceptional durability, dimensional accuracy, and cost-efficiency in every project. Our team of skilled engineers and technicians collaborates closely with clients to deliver end-to-end services from design prototyping to mass production and logistics support, prioritizing sustainability, on-time delivery, and competitive pricing.

At Tengri Metal, we pride ourselves on fostering long-term partnerships through reliability, flexibility, and customer-centric innovation. Driven by a vision to redefine metal manufacturing excellence, we continuously invest in R&D and sustainable practices to meet the evolving needs of global markets.