Specification: Trailer Deck Screws # 14 x 2-3/4 ", 50 pieces per box Installation dimensions: Knife head width. 461 "- Total length 2-3/4" - Knife handle diameter. 24 "- Torx/Star drill bit not included Excellent performance: Our screws are coated with bronze star triple ceramic coating for applications such as cork or hardwood or fixed to soft steel or aluminum, Coated with bronze star triple ceramic coating, suitable for applications such as cork or hardwood, or fixed on soft steel or aluminum Durable and sturdy: Our # 14 Tek screws use Torx/star drive T-30 deep, Wide and sharp threads to provide maximum grip strength compared to "F" type floating plate screws, pre drilling is not required in most applications. Trailer floor screws are very sturdy and are the best choice for you to choose to replace trailer deck screws Warm after-sales service: If you have any questions about the self tapping trailer deck screws, please feel free to contact us includes 50 pcs of self drilling screws, catering to your bulk quantity needs; Each screw features a head width of approximately 0.48 inches, a total length of 2-3/4 inches, a shaft diameter of 0.24 inches crafted from high strength medium carbon steel, undergoes professional heat process, and coated with bronze for enhanced oxidation resistance and corrosion protection; These reamer self drilling screws boast exceptional durability and hardness, making them the preferred choice for professionals in high pressure and high wear environments designed with a reamer self drilling feature, eliminating the need for pre-drilling and saving you time and effort; The sharp threads effortlessly penetrate soft steel or aluminum; The self drilling wings at the screw tip penetrate wood and break off upon contact with steel or aluminum, ensuring secure and reliable connections; Please install the screws at a moderate speed to avoid damaging the drill tip ideal for use in trailer decks, truck bodies, docks, horse trailers, utility trailers, ATV trailers, and more, catering to a wide range of job requirements; Their design and quality significantly enhance your work efficiency, facilitating smoother and more successful projects