Timco Bi-Metal Hex Self-Drilling Screws 5.5x32mm (100 Pack)

Timco Bi-Metal Hex Self-Drilling Screws offer a high-performance fastening solution for light-section steel and roofing applications. These screws eliminate the need for pre-drilling, saving valuable time during installation.

Featuring a unique bi-metal construction, these screws combine the strength of hardened carbon steel drill tips with the corrosion resistance of A2-304 Austenitic Stainless Steel bodies. The hex head design provides excellent torque transmission for secure fastening, while the integrated washer ensures a tight seal against the material surface.

Key Features:

• Self-drilling No.3 point efficiently penetrates materials up to 5.0mm thick
• Corrosion-resistant A2-304 stainless steel body for exterior durability
• Hardened carbon steel tip maintains sharpness through multiple uses
• Fixed 11mm washer distributes load evenly
• 8mm socket size for standard tool compatibility

Ideal for quick and secure installations in roofing and light structural applications where pre-drilling isn't practical. The 100-piece pack provides ample supply for professional projects.