2.9-3.9mm Galvanized Steel Phillips Drive Flat Head Roofing Screw (Black Oxide, DIN7504)
Product Overview
High-quality galvanized steel roofing screws with Phillips drive and flat countersunk head design. These black oxide coated screws meet DIN7504 standards and offer excellent corrosion resistance for both indoor and outdoor applications.
Key Features
- Material: Galvanized steel with black oxide finish
- Thread: Coarse 16-count for strong holding power
- Drive: Phillips head for secure installation
- Head Style: Flat countersunk design
- Point Type: Sharp for easy penetration
- Corrosion resistant for outdoor durability
- Security features available (PIG NOEE/TRIANGLE options)
Technical Specifications
Thread Count: 16
Thread Type: Coarse
Point Type: Sharp
Finish: Zinc Plated
Drive Style: Phillips
Thread Diameter: 3/8 Inch
Length: 1 Inch
Material: Metal
Applications
These versatile roofing screws are ideal for:
- Roofing and construction projects
- Building infrastructure (bridges, frameworks)
- Furniture manufacturing and woodworking
- DIY home improvement projects
- Outdoor applications requiring weather resistance
- Security installations (doors, windows, valuable assets)
Ordering Information
Brand: JS
Model: DIN
Origin: China
Certification: ISO9001
Min. Order: 20 PCS
Price: $0.02/unit
Packaging: Bag + Carton
Supply Capacity: 5,000,000 PCS/week
Support & Services
Our product comes with comprehensive support including:
- Technical assistance for product selection
- Installation guidance and troubleshooting
- Customization options for specific requirements
- Flexible shipping options with tracking
Frequently Asked Questions
Q: What is the brand name of these screws?
A: The brand name is JS.
Q: What certification do these screws have?
A: They are ISO9001 certified.
Q: What is the minimum order quantity?
A: The minimum order is 20 pieces.
Q: Are these screws suitable for outdoor use?
A: Yes, their galvanized coating and black oxide finish provide excellent corrosion resistance for outdoor applications.
Q: What security features are available?
A: We offer PIG NOEE and TRIANGLE drive options that prevent tampering and unauthorized removal.
