5/16-18 x 2 1/2'' Flat Head Thread Cutting Self Drilling Deck Screws, Type 7, Star Drive T-30, Steel Floorboard Thread Cutting Screws for Wood & Metal-300 Pack

★★★★★ 4.3 115 reviews

$69.99
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$69.99
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Free shipping Free 30-day returns

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Product details

Management number 219300137 Release Date 2026/05/03 List Price $28.00 Model Number 219300137
Category
  • [High-Strength & Durable Performance]Our 5/16-18 x 2-1/2" trailer deck screws feature a thread-cutting (Type 7) design that resists torque, shear, and tension, ensuring a secure hold under heavy loads. Made from hardened steel with black phosphate coating, they resist rust and corrosion for long-lasting use in trailers, flooring, and outdoor projects.
  • [Self-Tapping & Easy Installation]The blunt tapered point and multi-cutting edges allow these screws to drill smoothly into hardwoods and softwoods, saving time and effort. Ideal for trailer decking, flooring panels, and DIY projects requiring strong, split-free fastening.
  • [T30 Torx Drive for Maximum Torque]The star drive (T30) design prevents cam-out and stripping, enabling higher torque transfer for faster, more efficient installation. Perfect for high-intensity use by professionals and DIYers alike.
  • [Upgrade Reinforcing Ribs & Included Drill Bit]Increase torsional strength and prevent bit slippage.The flat countersunk head sits flush with the surface for a clean, professional look, while the included drill bit ensures precise pre-drilling when needed. Works seamlessly with wood and metal applications.
  • [Versatile & Reliable for Any Project]Designed for trailers, flooring, furniture, and machinery, these screws deliver heavy-duty performance in demanding conditions. Backed by [Your Brand]’s quality guarantee—trusted by contractors and DIY enthusiasts.

Brand FMhotu
Color Black
Set Name FMhotu 5/16-18 x 2-1/2" Flat Head Thread Cutting Self Drilling Deck Screws (300 Pack)
Head Type Flat
Size Name 5/16-18 x 2-1/2"
Metal Type Steel
Unit Count 1.0 Count
Part Number JBPTZQLS5/16x2-1/2in300pcs
Thread Size 5/16-18 x 2-1/2''
Thread Type Type 7
Drive System Torx
Finish Types Black Oxidation
Manufacturer FMhotu
Thread Class 2B
Thread Style Right Hand
Fastener Size 5/16-18 x 2-1/2
Fastener Type Deck Screws
Item Diameter 0.31 Inches
Material Type Steel
Exterior Finish Black Phosphate
Number Of Items 300
Thread Coverage Partially Threaded
Number of Pieces 300
Screw Head Style Flat
Screw Point Style Self-Drill Point
Set Screw Thread Type Unified National Coarse (UNC)

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