High-quality hard steel 440C is used for F7562. This steel type is resistant to corrosion and keeps sharpening for a long time.
The handle of F7562 is made of a material G10. This composite fiberglass with a strength comparable to metal, high durability and resistance to all general types of corrosion.
G-lock construction makes the raw of advantages. One of the most notable is the ability to close the knife without placing your fingers in the blade path. Another is that it is completely symmetric, as the lock is identical from both sides of the knife.