Can I use stainless deck screws on composite decking?

Yes, stainless steel deck screws are ideal for composite decking. They resist rust, don’t stain boards, and provide strong hold without mushrooming the material.

What stainless grade is best for decking in coastal areas?

316 stainless steel is the best choice for coastal environments due to its superior corrosion resistance. 305 is suitable for general outdoor use but not direct saltwater exposure.

Will stainless steel screws rust or stain the deck surface?

No. Stainless steel screws will not rust or cause streaks on wood or composite decking, unlike galvanized or coated fasteners.

Are stainless deck screws compatible with pressure-treated wood?

Yes. Stainless steel screws are safe to use with ACQ and other treated woods. They won’t corrode like zinc or coated fasteners might over time.

Deck & Timber Screws

Browse our complete selection of 316 stainless steel deck screws and timber fasteners for residential and commercial coastal construction. We are an authorized Simpson Strong-Tie dealer offering the full line of star drive, square drive, trim head, and structural screws in 316 stainless steel — the only grade recommended for coastal, saltwater, and treated-wood applications. We also stock composite deck screws compatible with WearDeck, Trex, and other major composite decking brands. All screw styles are available with the matching Simpson driver bits and Quick Drive collated systems for high-volume installation. Free shipping on orders over $199.

Simpson Driver Bits

Best-in-class, load-tested fasteners: Strong-Drive structural fasteners are engineered and extensively tested to efficiently meet your most demanding wood and metal applications. Stronger can also be faster. The Strong Drive family is designed to install easier than other fastening methods, which saves time and money.

Many of our structural screws have been redesigned with our patented SawTooth point to provide faster starts and easier driving — the difference will amaze you!

Using Stainless Steel Deck Screws protects your investment from rust.