LIONMAX Lag Screws 4 Inch, Structural Wood Screw #14 x 4", 50-PCS Heavy Duty Construction Screw, Rust Resistant, Washer Head, Bronze Coated Exterior Wood/Lag/Timber Screws, Star Drive with Bit

【DIMENSIONS & SUPERIOR STRENGTH】Thread Diameter 0.171" - Head Diameter 0.55" - Length 3" - Use with T30 Star Bit. Crafted from heat treated steel, our heavy duty lag screws ensure unmatched durability and reliability for long-lasting woodworking projects.
【ANTI-COROSSION COAT】The lag screws passed the 1000 Hour Salt Spray Test without coating failures. They come with double coatings that offer excellent protection against corrosion and rust, guaranteeing their longevity 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 our structural lag screw guarantees a flush and neat finish, enhancing the overall appearance of your woodworking creations. Featuring a T30 star drive style, these wood screws ensure a safe and efficient fastening process 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.

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