Dongguan Guanbiao Hardware Products Co., LTD
| Payment Terms | T/T |
| Supply Ability | 10000PCS/day |
| Delivery Time | 10-15 work days |
| Packaging Details | Plastic bag 1 small box +outer carton +pallets |
| Material | Stainless steel |
| Size | M5*20 |
| Standard | ISO, GB, BS, DIN, ANSI,JIS, Non-standard |
| Surface treatment | Zn- Plated,Niplated,Passivated,Tin-plated,Sandblast and Anodize ,Polish,Electro |
| Package | Plastic bag 1 small box +outer carton +pallets |
| After-sales Service | We will follow up every customer and solve all your problems satisfied after sales |
| Groove | PIN Torx |
| Head shape | Flat head |
| Brand Name | guanbiao |
| Model Number | M5*20 |
| Certification | ISO, GB, BS, DIN, ANSI,JIS |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T | Supply Ability | 10000PCS/day |
| Delivery Time | 10-15 work days | Packaging Details | Plastic bag 1 small box +outer carton +pallets |
| Material | Stainless steel | Size | M5*20 |
| Standard | ISO, GB, BS, DIN, ANSI,JIS, Non-standard | Surface treatment | Zn- Plated,Niplated,Passivated,Tin-plated,Sandblast and Anodize ,Polish,Electro |
| Package | Plastic bag 1 small box +outer carton +pallets | After-sales Service | We will follow up every customer and solve all your problems satisfied after sales |
| Groove | PIN Torx | Head shape | Flat head |
| Brand Name | guanbiao | Model Number | M5*20 |
| Certification | ISO, GB, BS, DIN, ANSI,JIS | Place of Origin | China |
| High Light | Custom Security Fasteners ，Cold Headed Anti-Theft Screws ，Cold Formed Anti-Theft Screws | ||
Precision Cold-Heading Security Screws for Tamper-Proof Applications
Guanbiao hardware is a leading manufacturer of high-strength cold-headed security screws and custom anti-tamper fasteners, engineered to deliver unmatched protection against theft, vandalism, and unauthorized access. Utilizing advanced cold-forming technology, we produce durable, precision-engineered security screws tailored to your exact specifications.
Why Choose Our Cold-Headed Security Screws?
✅ Superior Strength & Durability
Cold-forming process enhances material density, ensuring higher tensile strength and resistance to shearing.
Available in hardened steel, stainless steel (A2/A4), and alloy materials for extreme environments.
✅ Tamper-Resistant Designs
Exclusive drive systems: Snake-eye, Pin-in-Torx, Tri-Groove, and One-Way heads.
Laser-etched serialization for traceability and anti-counterfeiting.
✅ Customization Flexibility
Full OEM/ODM support: Modify dimensions, threads, head styles, and coatings.
Prototype-to-mass production in 10-15 days with strict ISO 9001 quality control.
✅ Industry-Specific Solutions
Automotive: Secure license plates, EV batteries, and high-value components.
Renewable Energy: Protect solar panel mounts and wind turbine assemblies.
Public Infrastructure: Tamper-proof bolts for rail systems, bridges, and traffic signs.
| Parameter | Specifications |
|---|---|
| Material | Carbon Steel (Grade 8.8/10.9/12.9), Stainless Steel (A2-70/A4-80), Alloy Steel |
| Diameter | M1.5 to M24 (Custom Sizes Available) |
| Length | 2mm to 300mm |
| Head Styles | Pan Head, Flat Head, Hex Head, Button Head, Custom Designs |
| Drive Types | Snake-Eye, Pin-in-Hex, Tri-Wing, Spanner, One-Way, Torx® (TR/TX) |
| Thread Type | Metric, UNC, UNF, Custom Thread Pitch |
| Surface Treatment | Zinc Plated, Dacromet®, Black Oxide, Geomét® Coating, Passivation |
| Security Level | Grade 1-5 (Based on DIN/ISO 14579 Anti-Tamper Standards) |
| Certifications | ISO 9001, RoHS, REACH, ASTM A574, DIN 916, DIN933 |
| MOQ | 20,000 Pieces (Custom Orders) |
Company Details
Business Type:
Manufacturer
Year Established:
2013
Total Annual:
1000000-3000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Dongguan Guanbiao Hardware Products Co., Ltd., established in 2013, is a screw hardware processing factory integrating R & D, production and sales, focusing on electronic and electrical appliances, computer radiator, communication equipment, lighting, motor, motor, medical equipment, sports equi... Dongguan Guanbiao Hardware Products Co., Ltd., established in 2013, is a screw hardware processing factory integrating R & D, production and sales, focusing on electronic and electrical appliances, computer radiator, communication equipment, lighting, motor, motor, medical equipment, sports equi...
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