Kaisi Han-4 Han Series High Precision Cutting Pliers1. High carbon steel forging, fine grinding and polishing of clamp head surface, high frequency quenching of cutting edge. 2. High hardness, strong shear strength and durability. 3. The handle made of plastic frosted material conforms to human mechanics and feels comfortable and saves effort. 4. Spring strong rebound, more labor saving operation, easier and faster. 5. Applicable to factory assembly line production, electrical and electronic