This Retractable Segment Blade Knife Has A Durable Metal Construction Made Of Zinc Alloy For Long-Lasting Service. The Blade Has Snap-Off Pre-Cut Sections To Ensure The Blade Is Always Sharp. It Is Made From Sk5 High Carbon Steel And Has A Blackened Finish For Reduced Friction And Enhanced Performance. Additionally The Knife Has An Integrated Metal Belt Clip For Portability.PTDDRPDIR24195