SFS SX3-L12 Irius Bi-Metal Self-Drilling Screw, Low Profile Dome Head, 304 Stainless – #12 x 1-1/4″ (250 Pack)

The SFS SX3-L12 Irius is a premium bi-metal self-drilling screw designed for fastening metal panels to steel substructures. Featuring a corrosion-resistant 304 stainless steel head and a precision cold-forged carbon steel drill point, it combines long-term exterior durability with fast drilling performance through high-strength steel and nested purlins.

The Irius low profile dome head provides a clean, architectural installed appearance, making it a strong choice for exposed fastener applications. Color-matched Vista spray finishes are available to coordinate with panel colors.

Key Features

• Irius low profile dome head provides a clean, finished appearance
• Bi-metal construction with corrosion-resistant 304 stainless steel
• Precision cold-forged carbon steel drill point for fast drilling performance
• Designed for fastening metal panels to steel substructures
• Color-matched Vista spray finishes available
• Requires the SFS E420 Irius drive socket