Spax 9 x 2-1/2 inch flat head construction screws are versatile fasteners engineered to work across multiple materials including wood, drywall, masonry, sheet metal, and plastic. These screws provide a reliable fastening solution for a wide range of construction and home improvement projects.
The flat head design delivers a flush, professional finish on wood projects, while the HCR-X exterior coating provides corrosion resistance suitable for outdoor use and treated lumber applications. These screws are ideal for decks, drywall installation, framing, and general construction work where reliable fastening across varied materials is required.
Features and Benefits
- Multi-Material Design: Works in wood, drywall, masonry, sheet metal, and plastic, making it suitable for diverse construction applications.
- Self-Drilling Tip: Patented 4Cut Point design prevents wood splitting and reduces the need for pre-drilling, saving time on the job.
- Flat Head with MULTIhead Countersink: Creates a smooth, flush surface ideal for finished carpentry and professional results.
- Lower Driving Torque: Reduced rotational resistance during installation preserves battery charge in cordless drills and impact drivers.
- HCR-X Exterior Coating: Superior corrosion resistance for outdoor projects and applications in treated lumber.
Specifications
- Brand: Spax
- Model: 4191670450604
- Size: 9 x 2-1/2 inch
- Head Type: Flat Head
- Finish: HCR-X exterior coating
- Package: 1 pound, 109 screws per pack
- Materials Compatible: Wood, drywall, masonry, sheet metal, plastic








