【Anti-Corrosion Coating】:Our long wood screws passed the 1000 Hour Salt Spray Test without coating failures. The yello coating creates a robust anti-corrosion and anti-rust barrier that offer excellent protection against corrosion and rust, guaranteeing their longevity even in harsh conditions.

 【Professional Design】:Our structural wood screws use T30 Star drive system ensure a safe and efficient fastening process without slippage,The knurled shank of log wood screws reduces the torque required for drilling and prevents wood from cracking.

 【WIDE APPLICATION】:These construction lag screws are ideal for outdoor, homeand industrial applications such as deck buildinglog construction , log construction,timber framing, pole barns.

 【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 , these wood screws ensure a safe and efficient fastening process without slipping.

 【】:We pay great attention to the reputation of our brand , so our product quality control sells very strict,You will receive a box of wood screws and 1 T30 star drive . packaging using environmentally friendly reusable materials, storage does not take up space