This is a tool equipped with a knife, a safety cutter, and a glass crusher, designed for evacuation and rescue in emergencies such as disasters. The blade steel uses N680 from the European steel manufacturer Böhler. This steel offers excellent corrosion resistance, especially against salt water, and can handle a wide range of situations. The safety cutter is designed to prevent injury to the body when cutting things like seat belts. At the end of the handle there is a carbide protrusion; by striking window glass with it, you can break the glass for escape/rescue. Overall length: 209 mm Blade length: 86 mm Blade thickness: 3 mm Weight: 148.55 g Steel: Main blade: N680 (57–59 HRC)    Safety cutter: 440C (58–60 HRC) Handle material: G-10 Black Class Made in USA