Best Lag Screws

Michel | 02-01-2026

With numerous Best Lag Screws brands to select from – including big names like BNUOK,MYWISH,Hedday,LIONMAX – picking the right product can feel overwhelming. But we’re here to simplify your search for the perfect Best Lag Screws.

We thoroughly tested and evaluated a wide range of top Best Lag Screws contenders to help you navigate the crowded market. Our stand-out favorite is BNUOK Best Lag Screws for its unparalleled quality and top-tier features. Below you’ll discover more of our top-rated Best Lag Screws picks currently available.

Make sure to consult our buying guide too for valuable insights on choosing the ideal product for your needs. It covers all the key factors when shopping for a Best Lag Screws. With our research backing your decision, you can confidently invest in a Best Lag Screws you’ll truly love.

Editor's Choice
BNUOK 26 Sets 1/4
BNUOK 26 Sets 1/4" x 1-1/2" Hex Head Lag Screws Bolts with Flat Washers 304 Stainless Steel 18-8
Premium Pick
MYWISH (20Sets) 1/4
MYWISH (20Sets) 1/4" x 2" Hex Head Lag Bolts, Heavy Duty Lag Screws with Washers, 304 Stainless
Budget Pick
Lag Screws #14 X 6 Inch Washer Head,(12lb 300 pcs) Structurall Wood Screws Torx Drive,Rust Resistant
Lag Screws #14 X 6 Inch Washer Head,(12lb 300 pcs) Structurall Wood Screws Torx Drive,Rust Resistant

Top 10 Best Lag Screws

We researched and compared the top products in the Best Lag Screws category to provide you with these recommendations.

1. BNUOK 26 Sets 1/4" x 1-1/2" Hex Head Lag Screws Bolts with Flat Washers 304 Stainless Steel 18-8

  • Quantity & Size: You will get 26pcs 1/4 x 1-1/2 inch Hex lag screws, 26pcs flat washers, a 7/16" Hex Socket Driver Bit. Handy Screw Bolt Kit for your wooden projects
  • Stainless Steel Lag Bolts: Our 1/4 lag bolts, washers are made of 304 stainless steel with black zinc plating for superior corrosion resistance, longer service life. Anti-rust black lag bolt for indoor and outdoor use
  • Heavy Duty Lag Screw: Lag screws, also called lag bolts, firmly fasten wood together, stronger and thicker than typical wood screws
  • Hex Head Screws: The hex head lag screws 1-1/2 can handle high torque, sharp points, clean threads, sturdy build, easy installation with the included hex driver. The flat washers add stability
  • Application: The lag screw wood screw with thick shafts and coarse threads, designed to securely join wood pieces together in heavy load applications. Used for decks, framing, fence post, and wooden playground equipment. Screwing pressure treated lumber, landscape lumber, log, timber, soft and hard wood

2. MYWISH (20Sets) 1/4" x 2" Hex Head Lag Bolts, Heavy Duty Lag Screws with Washers, 304 Stainless

  • PRODUCT NAME 20 sets lag bolts for wood, with 1/4 bolt and 1/4 stainless washer stainless steel bolts, various sizes and precise threads for different usage. Stainless steel hex head screws. Package includes: 20 pcs 1/4"x2" bolts + 20 pcs flat washers.
  • MATERIAL High quality 304 stainless steel screws and bolts. Mywish lag screws have been rigorously tested, higher heat resistance, corrosion resistance and anti-rust effect in different extreme environment. Strong solid structure and longer lifespan. Please note that the magnetic properties of 304 steel always show weak magnetic properties due to the structure transformation reasons.
  • WIDE RANGE OF APPLICATIONS 40 pieces cost effective bolt kit. Stainless hexagonal head screw are suitable for furniture assembly (beds, tables, cabinets, chairs, etc.), woodworking projects (joining wood, boards, workbench, kitchen worktops). Lag bolts are used as furniture bolts in timber framing, deck construction, and mounting outdoor fixtures.
  • PACKAGING 40 Pieces 1/4 stainless steel bolts kit, comes with sturdy and reusable transparent storage container. Label with the size and quantity of hex bolts. Easy to distinguish the size of 1/4 bolt. Provide variable solutions to meet diverse situation. All within a comprehensive kit.
  • AFTER SALE SERVICE MYWISH team aims to provide our customers with a professional service. Dedicated to promptly solving any concerns or queries. Please contact us if you have any issues with the products.

3. Lag Screws #14 X 6 Inch Washer Head,(12lb 300 pcs) Structurall Wood Screws Torx Drive,Rust Resistant

  • Quantity & Size: This Deck Screws pack comes in approximately (12 lb,300 pcs) #14 x 6" long lag screws concstruction wood screws, 2 T30 star bit.They are suitable for various indoor and outdoor scenarios
  • Torx/star Drive & Knurl Shank: Torx/star drive structural screws 6 inch make installation easier. Middle section with knurling, QA2 new generation wood thread design, effectively reducing the risk of cracking of hardboard.T30 star bit, taking high pressure torque without stripping. Large wide truss head or washer head won't over countersink into the material
  • Anti-Corrosion Coating: Heavy duty lag screws made of thickened rod by, high quality low carbon alloy steel special heat treatment process,longer service life, not easy to damage, more solid, excellent mechanical property.4-layer anti-corrosion epoxy exterior coating,2000h salt spray test,provides superior protection against rust and corrosion the screws less prone to rust in outdoor construction.
  • Exquisite Craftsmanship: The long wood screws diameter: #14, length: 6inch, excellent craftsmanship makes our T30 star drive style, not slippery, fast, not easy to break, high strength, not easy to deform, not eccentric.Knurled shank that expands the screw hole, facilitating easy settling, self-tapping cut for easy drilling, prevent wood cracking
  • Easy to Use: This timber screws pack exterior lag screws work in wood, treated lumber, landscape timber, supply for wood projects, decking, fencing, framing, interior/exterior remodeling, DIY project.comes in approximately 300 pieces and comes with 2 T30 Star bits. They are suitable for various indoor and outdoor scenarios

4. LIONMAX Lag Screws 3 Inch, Structural Wood Screw #14 x 3, 50-PCS Heavy Duty Construction Screw, Rust

LIONMAX Lag Screws 3 Inch, Structural Wood Screw #14 x 3, 50-PCS Heavy Duty Construction Screw, Rust
8.9

Lionmax

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  • 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
  • MODIFIED TRUSS WASHER HEAD & STAR DRIVE: The modified truss washer head design of structural lag screw provides a flush and neat finish, enhancing the overall appearance of your woodworking creations. Featuring a T30 star drive style, these wood screws enable safe and efficient fastening without slipping
  • WIDE APPLICATIONS: LIONMAX lag screw bolts are ideal for outdoor, home and industrial applications such as deck building, log construction, timber framing, laminated beams and pole barns

5. MYWISH (12Sets) 5/16" x 3" Hex Head Lag Bolts, Heavy Duty Lag Screws with Washers, 304 Stainless

  • PRODUCT NAME 12 sets lag bolts for wood, with 5/16 bolt and 5/16 stainless washer stainless steel bolts, various sizes and precise threads for different usage. Stainless steel hex head screws. Package includes: 12 pcs 5/16 x 3" bolts + 12 pcs flat washers.
  • MATERIAL 304 stainless steel screws and bolts. Mywish lag screws have been rigorously tested, higher heat resistance, better corrosion and anti-rust performance in different extreme environment. Strong solid structure and long-lasting. Please note that the magnetic properties of 304 steel always show weak magnetic properties due to the structure transformation reasons.
  • WIDE RANGE OF APPLICATIONS 24 pieces bolt kit. Stainless hexagonal head screw are suitable for furniture assembly (beds, tables, cabinets, chairs, etc.), woodworking projects (joining wood, boards, workbench, kitchen worktops). Lag Bolts are used as furniture bolts in timber framing, deck construction, and mounting outdoor fixtures.
  • PACKAGING 24 Pieces 5/16 stainless steel bolts kit, comes with sturdy and reusable transparent storage container. Label with the size and quantity of hex bolts. Easy to distinguish the size of 5/16 bolt. Provide variable solutions to meet diverse situation. All within a comprehensive kit.
  • AFTER SALE SERVICE MYWISH team aims to provide our customers with a professional service. Dedicated to promptly solving any concerns or queries. Please contact us if you have any issues with the products.

6. BNUOK Lag Screws #14 x 3 Inch, (1lb, 38pcs) Heavy Duty Construction Structural Exterior Wood Timber

  • Quantity & Size: You will get 1lb box (approx. 38pcs screws) #14 x 3" 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
  • Knurled Shank: The long wood screws feature knurled shank that expands the screw hole, facilitating easy settling, self-tapping cut for easy drilling, prevent wood cracking
  • Application: The black exterior lag screws deck screws work in wood, treated lumber, landscape timber, supply for wood projects, decking, fencing, framing, interior/exterior remodeling, DIY project

7. 500Pcs #14 x 4-1/2" Deck Screws Black - Outdoor Wood Screws Star Drive for Timber, Landscaping &

500Pcs #14 x 4-1/2
8.3

Chocikick

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  • Stops Rust & Stains for Good - Tired of rusty screws ruining your project? Our heavy-duty screws feature a specialized coating that resists corrosion, even with ACQ-treated lumber. Get a professional, long-lasting finish without unsightly stains or weakened structures.
  • Complete Kit, Ready to Use - Get started immediately! Each box includes a free T30 Star Driver Bit and a pair of protective gloves. We provide everything you need for a safe and efficient installation, saving you time and a separate trip to the hardware store.
  • Smooth, Fast Installation - The star-drive design maximizes power transfer and eliminates driver slip-out. Combined with a self-drilling tip, you can install them quickly without pre-drilling. Save time and frustration on your decking or fencing projects.
  • Unshakable, Superior Hold - Don't compromise on safety. Forged from tough alloy steel with aggressive threads, these screws bite deep into wood. Enjoy a powerful grip that keeps your deck, fence, or frame solid and secure for years.
  • Versatile for All Your Projects - A single solution for multiple materials. Ideal for wood, but also effective for thin metal, PVC, and composite materials. Perfect for decking, framing, fencing, and various DIY woodworking tasks.

8. Prime-Line 9054907 Hex Lag Screws, 1/4 In. X 1-1/4 In., A307 Grade A Zinc Plated Steel (100 Pack)

Prime-Line 9054907 Hex Lag Screws, 1/4 In. X 1-1/4 In., A307 Grade A Zinc Plated Steel (100 Pack)
8

Prime-line

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  • Size: 1/4 inch X 1-1/4 inch
  • Heavy duty wood screw with 6 sided hex bolt head
  • Features deep wood screw threads and does not accept a nut
  • Used in applications where standard wood screws cannot support the load (deck building, etc.)
  • Requires pilot hole to be drilled and installs using wrench or socket tool

9. MYWISH (20Sets) 1/4" x 2-1/2" Hex Head Lag Bolts, Heavy Duty Lag Screws with Washers, 304 Stainless

  • PRODUCT NAME 20 sets lag bolts for wood, with 1/4 bolt and 1/4 stainless washer stainless steel bolts, various sizes and precise threads for different usage. Stainless steel hex head screws. Package includes: 20 pcs 1/4"x2-1/2" bolts + 20 pcs flat washers.
  • MATERIAL High quality 304 stainless steel screws and bolts. Mywish lag screws have been rigorously tested, higher heat resistance, corrosion resistance and anti-rust effect in different extreme environment. Strong solid structure and longer lifespan. Please note that the magnetic properties of 304 steel always show weak magnetic properties due to the structure transformation reasons.
  • WIDE RANGE OF APPLICATIONS 40 pieces cost effective bolt kit. Stainless hexagonal head screw are suitable for furniture assembly (beds, tables, cabinets, chairs, etc.), woodworking projects (joining wood, boards, workbench, kitchen worktops). Lag bolts are used as furniture bolts in timber framing, deck construction, and mounting outdoor fixtures.
  • PACKAGING 40 Pieces 1/4 stainless steel bolts kit, comes with sturdy and reusable transparent storage container. Label with the size and quantity of hex bolts. Easy to distinguish the size of 1/4 bolt. Provide variable solutions to meet diverse situation. All within a comprehensive kit.
  • AFTER SALE SERVICE MYWISH team aims to provide our customers with a professional service. Dedicated to promptly solving any concerns or queries. Please contact us if you have any issues with the products.

10. BNUOK Lag Screws #14 x 6 Inch, (1lb, 20pcs) Heavy Duty Construction Structural Exterior Wood Timber

  • 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
  • Knurled Shank: The long wood screws feature knurled shank that expands the screw hole, facilitating easy settling, self-tapping cut for easy drilling, prevent wood cracking
  • Application: The black exterior lag screws deck screws work in wood, treated lumber, landscape timber, supply for wood projects, decking, fencing, framing, interior/exterior remodeling, DIY project
1

Michel

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