DD Fasteners' Premium Bi-Metal Self-Drilling and Self-Tapping Screws

2024-05-31

DD Fasteners is proud to present our high-performance bi-metal self-drilling and self-tapping screws, designed for exceptional durability and versatility in various applications.

Product Features:

Hex Self-Drilling Screws: These screws feature a hardened carbon steel drill tip combined with a 304/316 grade stainless steel body and head, offering superior corrosion resistance. The dual-layer Ruspert coating ensures robust protection, even though it does not give the typical stainless steel appearance.

Drill Capacity: Capable of drilling through steel ranging from 6.00 to 12.00 mm thickness, making them ideal for heavy-duty applications. Proper installation allows the entire screw point to penetrate the joining material effectively. Ensure you select the correct length for your needs.

Installation Specifications:

Drill Capacity: 4.5-12mm of Steel

Driver Type: 5/16 Hex Socket

Installation Speed: Maximum 1800 RPM Drill Speed

Physical Characteristics:

Head Type: Hex

Point Type: Self-Drilling No. 5 Point

Material: Bi-metal (304 grade stainless steel with heat-treated alloy steel tip)

Finish: Ruspert

Head Diameter: 11mm

Head Height: 5.3mm

Corrosion Resistance:

The austenitic stainless steel (304/316 grade) paired with the Ruspert coating provides excellent corrosion protection. Ruspert coating is a high-grade surface technology that combines a baked ceramic coating with a metallic zinc layer, chemically bonded to create a strong, durable protective film.

Applications:

Our bi-metal self-drilling screws are perfect for use in various metal applications, ensuring reliable performance and longevity. They are especially suited for environments requiring high corrosion resistance and strength.

Contact Us:

For more information or to place an order, feel free to reach out to us anytime via WhatsApp at +852 68409292 or email Felix Yung at felixyung@ddfasteners.com.

DD Fasteners – Your trusted partner for high-quality fastening solutions.