Upgrade your deck or stair railing system with our 100 Pack T316 Stainless Steel Left and Right Handed Thread Swage Lag Screws. Designed for wood posts, this kit includes everything you need for a seamless installation: 50 Left Hand Thread Lag Screws, 50 Right Hand Thread Lag Screws, 1 HSS Drill Bit, and 2 patent design wrenches. The T316 marine-grade stainless steel ensures high tensile strength, anti-fatigue, and superior resistance to rust and corrosion, making it ideal for both indoor and outdoor use, even in coastal areas. The unique Right and Left Handed Thread Design allows for easy tension adjustment of the wire cable rope, eliminating the need for turnbuckles and providing a clean, elegant look. Perfect for DIY enthusiasts, this kit is suitable for horizontal and vertical balustrades, as well as angle stair railings. Installation is straightforward, and our detailed guide ensures a hassle-free process. With a 10-year rust-free and lifetime warranty, this cable railing kit is a cost-effective and durable solution for your deck or stair railing needs. Material: Metal.