Brand: CHANWAColor: One ColorFeatures: Material: Stainless steelStrength class: A2-70Head shape: round headAlloy steel, high hardness, durable. The surface is coated with hot black oxide coating, which is not easy to rustThis round head socket head cap screw has deep thread, uniform force, good tightening effect, and is not easy to slip during rotationPackage Dimensions: 0x0x0