Custom 8.8 Grade Security Torx Screws for High-Strength Lock Assemblies
Product Overview
High-Strength Grade 8.8 Steel
Excellent tensile strength for demanding fastening applications.
Tamper-Resistant Torx Drive
Center-pin Torx design enhances security and prevents unauthorized removal.
Precision UNC Threads
Accurate 3/4"-10 UNC-2A threads ensure smooth installation and reliable performance.
Efficient Thread Rolling Process
Imported thread rolling equipment delivers high productivity and consistent quality.
Blue Zinc Plating
Improves corrosion resistance while providing an attractive finish.
Stable OEM Production
Reliable quality from prototypes to high-volume manufacturing.
Product Details
Product Features
- Grade 8.8 carbon steel
- 3/4"-10 UNC-2A external thread
- Tamper-resistant Torx with center pin
- Blue zinc plated finish
- High-strength fastening
- OEM customization
Product Advantages
Producing this large UNC thread presented significant manufacturing challenges. Conventional equipment struggled to process the coarse thread consistently, resulting in low output and frequent machine failures. Honscn upgraded to an imported thread rolling machine, dramatically improving production efficiency while maintaining precise thread quality and reducing manufacturing costs.
Material Options
| Material | Features |
| Grade 8.8 Carbon Steel | High strength and durability |
| Stainless Steel | Corrosion resistance |
| Alloy Steel | Heavy-duty applications |
| Brass | Decorative and electrical applications |
Surface Finish
Available finishes include:
- Blue Zinc Plating
- Zinc Plating
- Black Oxide
- Nickel Plating
- Plain Finish
- Custom Coatings
Manufacturing Process
Raw Material
↓
Cold Heading
↓
Thread Rolling
↓
Heat Treatment (if required)
↓
Blue Zinc Plating
↓
Inspection
↓
Packaging
Product Details
Designed for high-strength door lock assemblies, these security screws feature a tamper-resistant Torx drive with center pin and precision-machined 3/4"-10 UNC-2A threads. Manufactured using cold heading and precision thread rolling, they provide excellent thread consistency, high mechanical strength, and reliable installation in demanding applications.
Application Industries
- Door Lock Systems
- Commercial Furniture
- Security Hardware
- Industrial Equipment
- Access Control Systems
- Construction Hardware
- Mechanical Equipment
- OEM Fastener Solutions
Product Comparison
| Item | Honscn | Standard Supplier |
| Imported Thread Rolling Machine | ✔ | No |
| Large UNC Thread Capability | ✔ | Limited |
| Production Efficiency | High | Low |
| Thread Accuracy | High Precision | Standard |
| OEM Manufacturing | ✔ | ✔ |
| Quality Inspection | 100% Critical Features | Sampling |
Quality Control
Each screw is inspected for:
- Raw Material Verification
- Thread Gauge Inspection
- Drive Recess Inspection
- Plating Thickness
- Visual Inspection
- Final Quality Inspection
Packaging & Kitting Service
Honscn provides:
- PE Bag Packaging
- Barcode Labels
- Custom Labels
- Bulk Packaging
- Kitting Service
- OEM Packaging
Custom Manufacturing Capability
- OEM & ODM Manufacturing
- Cold Heading Production
- Precision Thread Rolling
- Prototype Development
- High-Volume Production
- Engineering Support
Why Choose Honscn
- Extensive fastener manufacturing experience
- Advanced imported thread rolling equipment
- Expertise in large UNC thread production
- High production efficiency
- Strict quality control system
- Flexible OEM customization
- Stable mass production capability
- Trusted global fastener supplier
FAQ
What material is used?
Grade 8.8 carbon steel.
What thread specification is available?
3/4"-10 UNC-2A external thread.
What manufacturing process is used?
Cold heading followed by precision thread rolling.
Is the screw tamper-resistant?
Yes. It features a Torx drive with a center security pin.
What surface finish is standard?
Blue zinc plating.
Can you manufacture custom sizes?
Yes. OEM drawings and specifications are welcome.
Do you support prototype orders?
Yes, prototypes and production orders are both available.
How do you inspect thread quality?
Using calibrated thread gauges and dimensional inspections.
What packaging options do you provide?
PE bags, OEM labels, custom packaging, and kitting services.
Do you export internationally?
Yes. We supply OEM fasteners worldwide.
Related Case Study
Discover How Honscn Increased Production Efficiency for Custom Grade 8.8 Security Screws
Learn how Honscn overcame the manufacturing challenges of 3/4"-10 UNC security screws for a leading U.S. furniture supplier. By replacing conventional equipment with an imported thread rolling machine, we dramatically improved production efficiency while maintaining precise thread quality, helping the customer achieve reliable, high-volume production for high-strength lock assemblies.
👉 Read the Full Case Study