KUNK712T3 Kunwu Knives Gringo Framelock DLCThe K712 T3 Gringo is a framelock folder with a 3. 63" S390 blade finished in black DLC, paired with a textured titanium handle that resists corrosion and offers solid grip in wet conditions. S390 is a high carbon stainless that holds an excellent edge and takes a sharp spine, making this knife reliable for serious cutting tasks across varied European climates. The thumb pull and framelock design ensure smooth deployment and secure lockup, while the