With the popularity of the United Cutlery Cyclone Dagger Knife in mind, United Cutlery wanted to give their customers another awesome, uniquely spiraling masterpiece! So, meet United Cutlery's M48 Cyclone Boot Knife! Just like its big brother, the 5.75" cast 2Cr13 stainless steel blade has been crafted into a tri-edged triumph, using temperatures up to 1,030° F, which gives it a hardness level of 48 HC. The three spiraling cutting edges come down to an incredibly sharp piercing point. As with all M48 knives, the glass-fiber-reinforced nylon handle gives you a strong and secure grip. The boot knife also features a solid stainless steel hand guard and skull crusher pommel. The blade slides into a custom Vortec belt sheath that fits like a glove and is virtually indestructible. Add the M48 Cyclone Boot Knife to the M48 Cyclone Dagger Knife to make an awesome duo!