Position & Align
Place screw perpendicular to surface

Start Driving
Sharp point penetrates without pre-drilling

Drive to Depth
Countersink head flush with surface

Final Check
Ensure proper seating and alignment

Yellow zinc coating provides 5x better corrosion resistance than plain steel and superior performance compared to other platings. The coating creates a barrier that protects against moisture, humidity, and environmental elements. Unlike paint or other coatings that can chip, zinc plating bonds molecularly to the steel for long-lasting protection. This makes yellow zinc screws ideal for exterior applications and high-moisture environments.

4" screws are ideal for most deck applications, providing excellent penetration through deck boards into joists. For standard 5/4" deck boards over 2x joists, 4" screws provide approximately 2.75" of penetration into the joist, exceeding building code requirements. This length also works well for 2x framing connections and structural applications where maximum holding power is needed.

Pre-drilling depends on the material. For softwoods like pine, fir, and cedar, the sharp self-starting point eliminates the need for pre-drilling. For hardwoods like oak, maple, or exotic species, pre-drilling prevents splitting and ensures proper installation. When in doubt, pre-drill with a bit slightly smaller than the screw's core diameter.

Yes, yellow zinc coating is compatible with modern treated lumber. Unlike older CCA treatments, current ACQ and copper-based treatments are less corrosive to zinc-coated fasteners. The yellow zinc provides excellent protection against the chemicals in treated lumber while maintaining structural integrity. Always follow manufacturer recommendations for fastener selection with specific treatment types.

Phillips drive screws offer universal compatibility - every contractor has Phillips bits readily available. While star drive and square drive may provide slightly better torque transfer, Phillips drives are more forgiving and less likely to strip when properly installed. The key is using the correct #2 Phillips bit and maintaining proper alignment during installation.

Construction screws are designed for structural applications with aggressive threading for maximum holding power in framing and heavy-duty connections. Deck screws typically have finer threads optimized for deck board attachment. Our 4" construction screws work excellently for both applications, providing superior holding power for deck boards while being strong enough for structural framing work.

For deck boards, plan for 2 screws per joist intersection. A 12x16 deck with 16" joist spacing requires approximately 200-250 screws for decking alone, plus additional screws for railings, stairs, and structural connections. Our 100-piece contractor pack handles most residential decks, while larger projects benefit from our 1,000-piece bulk boxes.

While designed for exterior durability, these screws excel in interior applications. The yellow zinc coating won't off-gas or cause issues indoors, and the superior holding power makes them ideal for subflooring, framing, and structural connections. The professional appearance and corrosion resistance provide long-term reliability even in interior environments.

You'll need a drill/driver or impact driver with Phillips #2 bits. Magnetic bit holders prevent dropped screws when working at height. For large projects, consider a screw gun or impact driver for efficiency. Always have spare bits available as Phillips bits can wear with heavy use. A countersink bit helps achieve professional flush finishes.

We offer contractor direct pricing to everyone - no contractor license required. This means homeowners get the same wholesale pricing that professional contractors receive, typically 40-65% off retail prices. We believe everyone deserves access to professional-quality fasteners at fair prices, whether you're a weekend DIYer or a professional contractor.

We offer a 30-day return policy on unopened packages in original packaging. For defective products, we provide immediate replacement. We stand behind the quality of our construction screws and work with customers to ensure satisfaction. Bulk orders have special return arrangements - contact us at (503) 496-7017 for details.

Yes! Our technical team provides free consultation on fastener selection, quantity estimation, and installation techniques. Call (503) 496-7017 to speak with our experts about your specific project requirements. We help contractors and homeowners choose the right fasteners for optimal performance and code compliance.

Absolutely. The premium yellow zinc coating provides 5x better corrosion resistance than plain steel screws, preventing rust stains and structural failure. The superior threading and sharp point reduce installation time and improve holding power. When you factor in the longevity, performance, and professional appearance, these screws provide exceptional value for any serious construction project.