Top 10 Best structural bolts

structural bolts
Discover our expert selection of the 10 best Home & Kitchen in 2025. Prices from 8.99 USD to 51.86 USD. Regularly updated buying guide.
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LIONMAX - LIONMAX Lag Screws 3 Inch, Structural Wood Screw #14 x 3, 50-PCS Heavy Duty Construction Screw, Rust Resistant, Washer Head, Black Coated Exterior Wood/Lag/Timber Screws, Star Drive with Bit - -6%
#1
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NEW
Prime -6% In Stock

Prime

  • DIMENSIONS & SUPERIOR STRENGTH: Thread Diameter 0.25" - Head Diameter 0.55" - Length 3" - Use with T30 Star Bit. Crafted from heat treated steel, LIONMAX heavy duty lag screws offer unmatched strength and reliability for long-lasting woodworking projects
  • ANTI-CORROSION COATINGS: The lag screws passed the 1000 Hour Salt Spray Test without coating failures. They come with double coatings that feature excellent protection against corrosion and rust, making them long-lasting even in harsh conditions
  • KNURL THREAD & SELF-TAPPING: The knurled shank significantly reduce drill torque requirements, and the deep, sharp threads allow easy drilling into the wood without damage. The type 17 notched extra sharp point makes screwing a breeze, reducing the need for pre-drilling and saving you time and effort
D 40.0 /100
$10.98 11.69 USD
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Conquest Fasteners - Conquest Fasteners 1/2"-13 x 1-1/2" A325 Type 1 Heavy Hex Structural Bolts (25 Pack) - Hot Dip Galvanized
#2
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In Stock
  • [SPECS] Diameter: 1/2 inch | Length: 1-1/2 inch | Threads Per Inch: 13 | Head Type: Hex Head | Material: Carbon Steel | Finish: Hot Dip Galvanized
  • [25 PACK] Package includes 25pcs Heavy Hex Structural Bolts
  • [HOT DIP GALVANIZED] These galvanized hex bolts, meeting ASTM A325 standards, ensure durability and corrosion resistance
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MAKERS BOLT - 1/2" x 3.5" (25 Pack) Galvanized Carriage Bolt Kit Grade 307A Includes 1/2" USS Flat Washers (25 pcs) and 1/2"-13 Hex Nuts (25 pcs), Hot Dip Galvanized for Exterior Use by Makers Bolt
#3
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  • Diameter: 1/2" | Length: 3.5" | Head diameter: 1.062" | Nut diameter: 1/2" | Nut wrench size: 3/4" | Washer outside diameter: 1-3/8"
  • Kit includes 25 Grade 307A carriage bolts, 25 USS thick washers, 25 Grade 2/A hex nuts
  • Hot dip galvanized coating for superior corrosion resistance, Suitable for use in ACQ treaded lumber
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Conquest Fasteners - Conquest Fasteners 3/4"-10 x 2" A325 Type 1 Fully Threaded Heavy Hex Structural Bolts (25 Pack) - Plain Finish
#4
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  • [SPECS] Diameter: 3/4 inch | Length: 2 inch | Threads Per Inch: 10 | Head Type: Hex Head | Material: Carbon Steel | Finish: Plain
  • [25 PACK] Package includes 25pcs Heavy Hex Structural Bolts
  • [PLAIN FINISH] These structural bolts meet ASTM A325 standards and ensure durabiltity and corrosion resistance
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LIONMAX - LIONMAX Structural Wood Lag Screws #14 x 2-7/8 Inch, 50-PCS, Heavy Duty Exterior Construction Screw, Rust Resistant Coated for Deck/Timber/Landscape, Flat Head Star Drive, T30 Bit Included, Black - -31%
#5
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NEW
Prime -31% In Stock

-31% โ€ข Prime

  • INDUSTRIAL-GRADE DURABILITY: Crafted from carbon steel, LIONMAX wood screws withstand heavy loads and resist bending or shearing, providing rock-solid stability in wood structures like decks, sheds, or outdoor furniture
  • ANTI-CORROSION COATINGS: Construction lag wood screws passed the 1000 Hour Salt Spray Test. The black coating offers excellent protection against corrosion and rust, allowing them to be used even in humid climates, rainy environments, or salt-air coastal areas
  • STAR DRIVE FLAT HEAD DESIGN: The T30 star drive design provides a secure grip, preventing unwanted slippage and stripping. Flat Countersunk Headโ€Œ sits flush with surfaces for safety and aesthetics, ideal for applications like flooring and trim work
D 40.0 /100
$10.98 15.99 USD
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BNUOK - BNUOK Lag Screws #14 x 6 Inch, (1lb, 20pcs) Heavy Duty Construction Structural Exterior Wood Timber Screws, Torx Drive Washer Head Rust Resistant Black Epoxy Coated, with T30 Star Bit
#6
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Prime

  • Quantity & Size: You will get 1lb box (approx. 20pcs screws) #14 x 6" long lag screws concstruction wood screws, black, a T30 star bit
  • Rust Resistant: Our heavy duty lag screws are made from carbon steel and epoxy exterior black coating, with high hardness and great corrosion resistance, passed 2000h salt spray test, withstand the weather for outdoor use
  • Torx Drive: Torx drive lag screw bolt uses T30 star bit, taking high pressure torque without stripping. Large wide truss head or washer head won't over countersink into the material
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FMhotu - #14 x 4 Wood Structural Screws 50 Pack Hex Head Lag Screws, Rust Resistant Timber Screws for Timber/Log/Landscaping Wood (Black) - -14%
#7
NEW
Prime -14% In Stock

Prime

  • Quality Material: Crafted from premium alloy steel, these heavy-duty wood screws are engineered to endure and are compatible with ACQ-treated lumber, ensuring durability in varied outdoor conditions.
  • Rust-Resistant: Coated with a rust-resistant finish, these screws resist corrosion, extending their lifespan and making them ideal for long-lasting outdoor applications.
  • Effortless Installation: Say goodbye to pre-drilling with these structural wood screws; their hexagon head and knurled shank design allow for easy installation without the fear of wood splitting, saving time and effort on landscape walls, decks, and more.
D 40.0 /100
$18.89 21.99 USD
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FMhotu - #14 x 3 Wood Structural Lag Screws 54Pcs Star Drive Decking Screws, Rust Resistant Timber Screws for Timber/Log/Landscaping Wood - -14%
#8
NEW
Prime -14% In Stock

Prime

  • DURABLE CONSTRUCTION: Crafted from premium carbon steel, our wood screws are built to last and are compatible with ACQ-treated wood for long-lasting performance.
  • RUST-RESISTANT COATING: With a 4-layers coating that has passed a rigorous 1000 Hour Salt Spray Test, our lag screws provide superior protection against corrosion and rust, ensuring durability in even the harshest conditions.
  • EASY INSTALLATION: The knurled shank reduces the torque required for drilling, while the sharp threads and type 17 notched extra sharp point allow for effortless drilling without damaging the wood, saving you time and effort.
D 40.0 /100
$11.99 13.99 USD
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Simpson Strong-Tie - Simpson Strong-Tie SD10112R100 - #10 x 1-1/2 Inch Strong Drive SD Connector Screws - 1/4 Inch Hex Head, Galvanized Coating, Hex Bit Included, for Construction, Home Improvement (Box of 100)
#9
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Prime

  • NAIL REPLACEMENT: The Strong-Drive SD Connector #10 x 1-1/2 inch screw is specifically designed to replace nails in certain Simpson Strong-Tie connectors and is the only screw tested and approved for that application. The single-fastener load capacity of the #10 SD exceeds the capacity of a 16d common nail.
  • MECHANICALLY GALVANIZED COATING: The Strong-Drive SD Connector screw features a mechanically galvanized, Class 55 coating that provides superior corrosion resistance for long-lasting durability. This finish withstands harsh conditions, making it ideal for both interior and most exterior applications where protection against rust is essential.
  • EASY IDENTIFICATION: Designed for quick and easy use, the SD Connector screw includes a 1/4" hex head with a 0.370"-diameter integrated washer, stamped with the Simpson Strong-Tie sign and fastener size. This design simplifies installation and helps you quickly identify the correct screw post installation.
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DeTii - 5/16 x 12 inch Long Timber Screws,Heavy Duty Exterior Lag Bolts with Hex Head, Structural Wood Screws for Deck, Fence, Landscape & Gazebo,Rust-Resistant Green Coated, Sample Pack 6pcs
#10
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Prime

  • Heavy-Duty for Outdoor Timber Projects Built for strength and durability, our Timber Screws easily handle decks, fences, raised garden beds, and heavy wood structures.
  • Self-Tapping Tip, No Pre-Drilling Needed Save time and effort โ€“ the self-tapping pointed tip drills in smoothly without splitting wood, even hardwoods.
  • Corrosion-Resistant Green Coating Special anti-rust coating ensures long-lasting protection in outdoor conditions โ€“ built to last over 50 years.
D 40.0 /100

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Prices range from 8.99 USD to 51.86 USD, offering options for every budget.
This selection is regularly updated to ensure you get the best deals and top-rated products.
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LIONMAX Lag Screws 3 Inch, Structural Wood Screw #14 x 3, 50-PCS Heavy Duty Construction Screw, Rust Resistant, Washer Head, Black Coated Exterior Wood/Lag/Timber Screws, Star Drive with Bit
๐Ÿฅ‡ #1

LIONMAX Lag Screws 3 Inch, Structural Wo...

10.98 USD
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