From the website:

The MAC MK II Knife by Military Armament Corporation is a faithful, modern recreation of one of the most recognizable combat knives of the 20th century. Originally developed for U.S. troops serving in Vietnam, this iconic design quickly became a favorite among soldiers for its rugged construction and effectiveness in close-quarters combat. The MAC MK II honors that legacy with updated materials and precision machining—making it a must-have for collectors, enthusiasts, and history-minded users alike.

KEY FEATURES: Historic Combat Design: Based on the legendary fighting knife carried during the Vietnam War, the MAC MK II features the signature spear-point profile with a 6.5-inch double-edge blade—designed for durability, penetration, and all-purpose field use. Precision Blade Construction: Crafted from 440C stainless steel with a satin finish, the blade is ground and heat treated to a hardness of 58–60 HRc. The 20Ëš cutting edge offers a balance of sharpness, toughness, and ease of maintenance—ideal for both collection and hard use. Rugged Aluminum Handle: The handle is machined from lightweight aluminum and finished in a matte gray Cerakote for added durability and grip. The textured surface, combined with a contrasting guard and pommel, offers both control and visual authenticity. Classic Leather Sheath: Each MAC MK II Knife includes a military-style leather sheath for secure storage and traditional carry. The belt loop design ensures it's ready to deploy when needed—on duty, at camp, or on display. Combat Legacy, Modern Craftsmanship: With its historical roots and modern updates, the MAC MK II is a tough, iconic blade built to represent a generation of warriors—and the standard they carried. WHETHER YOU’RE A COLLECTOR OF MILITARY GEAR, A FAN OF CLASSIC COMBAT KNIVES, OR SIMPLY SOMEONE WHO VALUES A HARD-USE BLADE WITH A BATTLE-PROVEN DESIGN, THE MAC MK II KNIFE DELIVERS HERITAGE, FUNCTION, AND UNMATCHED STYLE.