Features:- Great Compatibility - 40 Pieces of thread swage lag screw kit includes 20pcs right hand screws and 20pcs left hand screws, with 3/16” screw hole diameter for fitting to 1/8" to 3/16" cable railing, great for adjusting the tightness of cable and making cable railing installation easier; applicable to our cable models: YES0352/ YES0353/ YES0354/ YES0355/ YES0356/ YES0357, any inquiry is welcome- 316 Stainless Steel - T316 marine-grade stainless steel is high strength, anti-rust and corrosion-proof, durable for long time indoors and outdoors use - Easy Installation - Left hand lag screws and right hand lag screws for easy rotating wire rope to the same direction, can resolve the problem of twisting the wire rope; lag screws could be directly drilled into wood to adjust the tightness without extra turnbuckle or tensions, making your installation easier and more secure- Wide Applications - Ideal for indoor and outdoor DIY balusters system, widely used on wood posts on decking, stairs and aisle railing at home, garden, walkway, corridor, etc- Overall Dimension(Dia.xH) - 4” x 1/2” (10.2 x 0.62 cm)