The tool bit and shank are welded together, smithing professionally, fine buffing and grinding by elaborate handwork. 1) Materials: SUS440C2) Blade: convex edge with hardness 58 61 HRC3) Surface: fine polished by handwork,4) Handle: comfortable, beautiful, legerity5) Color: colorful Titanium with zebraic strip6) Sizes: 5.0",5.5",6.0",6.5",7.0",7.5" 7) PVC bag or According to clients' requests ...