WOOX Rock 62 X-Grip 4.25 inch Fixed Blade - Black - X-GRIP Technology is designed with grooves and threads that help liquids to naturally and quickly flow away from the handle. Fluids such as water, blood, mud and other liquids get displaced 10-times faster than with other conventional handle designs. Thus, the new Rock 62 X-Grip Technology knives offer superior grip and handling in any environment or weather. Like all WOOX Rock 62 knives, these new models also feature superior Sleipner Steel (Rockwell HRC 60-62), custom fitted screws, and German Micarta handles. Features Blade Material: Sleipner Steel Blade Hardness: 60-62 HRC Tang: Full Tang Blade Size: 4.25in Handle Size: 4.75in Overall Size: 9.5in Weight: 8.8oz