Description: 1. Material: Made of titanium alloy/stainless steel, light weight, high strength and long service life. 2. -slip: The thread is evenly stressed, the thread teeth are sharper, and it is not easy to slip during the rotation. 3. Design: The surface nail column design is more gripping, and there is no pressure in the field competition. 4. Easy to install: Use an open-end wrench or adjustable wrench when installing, and tighten it with proper strength. 5. Process: The surface is colored by vacuum coating, which is not easy to fade. Specification: Product name: -slip nail Color: Black, Silver, Gold, Color Material: Titanium alloy/stainless steel Size: About 8*6mm/0.32*0.24 inches (L*W) The package includes: 50Pcs * Outer hexagon screw 1Pc * Wrench