Audited Supplier
Self-Drilling Screws
Self-drilling screws are high-performance fasteners designed to drill, tap, and fasten in one operation, eliminating the need for pre-drilling. These screws come in various head types and are widely used in construction, roofing, metal framing, automotive, and industrial applications.
Manufactured from high-quality carbon steel or stainless steel, our self-drilling screws offer excellent drilling capability, high strength, and corrosion resistance, ensuring secure and efficient fastening in different materials, including metal, wood, plastic, and composite panels.
Product Features:
Built-in Drill Point: No need for pre-drilling, saving time and labor costs.
Various Head Types: Available in Hex, Pan, Countersunk, Truss, Wafer, and Bugle heads.
High Strength: Manufactured from premium carbon steel (C1022) or stainless steel (SS304/SS410) for durability.
Corrosion Resistance: Zinc plating, Ruspert coating, and stainless steel options available.
Secure Fastening: Designed for metal-to-metal, metal-to-wood, and wood-to-wood applications.
Customized Solutions: Available in different sizes, finishes, and packaging options.
Available Head Types:
- Hex Head: Commonly used for roofing, cladding, and metal framing.
- Pan Head: Suitable for sheet metal and thin materials.
- Countersunk Head (Flat Head): Ideal for a flush finish in wood and metal applications.
- Truss Head: Offers a wider bearing surface for increased holding power.
- Wafer Head: Used in drywall and metal fastening applications.
- Bugle Head: Designed for drywall and wood applications, prevents material damage.
Specifications:
| Parameter | Details |
|---|---|
| Material | C1022 Carbon Steel / SS304 / SS410 / SS316 |
| Head Types | Hex, Pan, Countersunk, Truss, Wafer, Bugle |
| Drive Types | Phillips, Pozi, Hex, Torx |
| Thread Type | Self-Tapping, Fine Thread, Coarse Thread |
| Tail Type | Self-Drilling Point (Drill Bit Tip) |
| Size Range | M3 - M8 (No.6 - 5/16") |
| Length Range | 10mm - 150mm |
| Finish Options | Zinc Plated, Yellow Zinc, Black Phosphate, Ruspert, Nickel Plated, Stainless Steel |
| Standards | DIN 7504K / DIN 7504N / AS 3566 / JIS B1124 |
| Hardness | Surface: HRC 50-58 / Core: HRC 28-35 (For Carbon Steel) |
| Tensile Strength | 800 - 1000 MPa (Carbon Steel) / ≥700 MPa (Stainless Steel) |
Applications:
Roofing & Cladding: Hex head self-drilling screws for fastening metal sheets.
Steel Framing: High-strength screws for joining structural steel components.
Automotive & Machinery: Secure attachment of metal parts in industrial equipment.
Drywall Installation: Bugle head screws for fast and efficient drywall fixing.
Woodworking: Secure wood panels with flat and countersunk head screws.
HVAC & Electrical: Fixing ducts, enclosures, and panels securely in place.
Customization Options:
Size & Length: Custom dimensions available upon request.
Coating & Finish: Zinc-plated, Ruspert, Black Phosphate, Nickel-plated, etc.
Packaging: Bulk packing, plastic boxes, or custom-labeled packaging.
OEM/ODM: Available for large orders with branding options.
