ST Fastening #12 x 3" Self-Drilling Maxx Steelbinder Metal Roofing Screw, Hex Washer Head - Bright White, Qty. 250

Built for extended steel-to-steel fastening, this ST Fastening #12 x 3" Maxx Steelbinder screw delivers dependable hold in thicker roofing assemblies and insulated panel systems. The Bright White head provides a clean match for white metal roofing, while the self-drilling point streamlines installation. Supplied in a 250-count box to support high-volume jobsite demands.

Note: Verify compatibility with steel thickness and project specifications before installation.

Bright White 3" Self-Drilling Metal Roofing Screw with Hex Washer Head

Engineered for exposed fastener roofing systems, this screw combines extended length, consistent torque control, and a bonded EPDM washer to help maintain long-term weather resistance.

Key Features

• Extended 3" Profile: Ideal for thicker roof assemblies requiring deeper embedment.
• Self-Drilling Design: Eliminates the need for pilot holes in steel.
• Bright White Head Finish: Matches white roofing and siding panels.
• EPDM Sealing Washer: Helps reduce moisture intrusion at fastening points.

Common Applications

• Metal Roofing Installations: Secures panels to steel purlins and framing.
• Commercial and Industrial Buildings: Suitable for large steel structures.
• Agricultural Facilities: Attaches roofing on pole barns and sheds.
• Insulated Panel Systems: Used where added fastener length is required.
• Roof Retrofits: Replacement fasteners for white roof systems.

Installation Tips

• Maintain Perpendicular Alignment: Ensures proper washer seating.
• Let the Drill Tip Cut: Apply steady pressure without forcing.
• Seat to Proper Compression: Tighten until washer is evenly compressed.

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Pair this 5/16" Magnetic Nutsetter with high-quality ST Fastening Screws for fast, secure, and efficient installations. Using the right nutsetter ensures a cleaner finish, reduced slippage, and improved efficiency on the job.