... spike 414Mpa 207Mpa >18% Type Ss series Screw, Sleeper Screw with Washer, Sleeper screw 3V, High Tension Screw Spike, Coach Screw, DHS35 ... #, TD16 Grade 4.6, 5.6, 8.8 Surface Plain with anti-rust oil, Bluing (Black Oxide), Painting, Zinc Plating or ...