Starborn — Professional Exterior Wood Fasteners
DECKFAST® Stainless 305 Screws
Premium Grade 305 stainless steel exterior wood screws for hardwood, cedar, redwood, and pressure-treated decking.
Starborn DECKFAST® Stainless 305 Screws are designed for professional exterior wood fastening where corrosion resistance, clean countersinking, and reliable holding power are required. Ideal for hardwood, cedar, redwood, and pressure-treated decking, these screws feature deep star drive recesses, Type 17 auger tips, and reinforced flat or trim heads with nibs.
Product Highlights
Material
305 SS
Grade 305 stainless steel
Drive Type
Star Drive
Extra-deep recess
Tip Style
Type 17
Auger tip helps reduce splitting
Use Type
Exterior
Decking, trim & outdoor wood
Key Features
Grade 305 stainless steel
Provides strong corrosion resistance for exterior decking, trim, and pressure-treated lumber applications.
Hardwood & softwood compatibility
Designed for hardwood, cedar, redwood, and pressure-treated decking materials.
Reinforced head with nibs
Flat or trim head options with nibs help improve countersinking and create a cleaner finished appearance.
Extra-deep star drive
Star drive recess helps reduce cam-out, improve driver engagement, and make installation smoother.
Type 17 auger tip
Auger tip allows faster insertion while helping reduce splitting during installation.
Smart-Bit® compatible
Compatible with Smart-Bit® predrilling and countersinking tools for a clean professional finish.
Recommended Applications
Hardwood Decking
Ideal for dense hardwood deck boards where stainless steel strength and corrosion resistance are important.
Cedar & Redwood
A strong choice for premium exterior wood species that benefit from stainless steel fastening.
Pressure-Treated Decking
Approved for use with ACQ and pressure-treated lumber in exterior deck construction.
Exterior Trim & Finish Work
Trim head options are suitable for exterior trim and detailed finish applications.
Residential Decks
Reliable fastening for backyard decks, stairs, railing details, and outdoor living spaces.
Commercial Outdoor Projects
Built for contractors who need long-term fastening performance in exterior wood construction.
Installation Notes
Predrill hardwoods
Predrilling is required for hardwoods and recommended when fastening near board ends.
Countersink carefully
Slightly countersink the screw head. Do not overdrive the fastener into the board.
Use Smart-Bit® tools
For the cleanest installation, use Smart-Bit® predrilling and countersinking tools with matching screws.
Use 316 for harsh exposure
For saltwater, coastal, poolside, or highly corrosive environments, Marine Grade 316 stainless steel may be preferred.
DECKFAST® Stainless 305 is a strong all-around stainless fastener option for exterior wood decking where corrosion resistance and a clean finished appearance are important.
Always verify screw length, head style, predrilling requirements, spacing, and material compatibility with the decking manufacturer before installation.
