Ingenious material selection - overall heat treatment, the product is made of manganese steel, precision forging, the overall heat treatment hardness is high, sturdy and durable. Stripping hole design - when stripping, the skin of the wire is cut cleanly, it is not easy to damage the core and can protect the cable. Polishing treatment - the surface of the product is black and the surface is black, which has good rust resistance and long service life. Sharpening large and small cutting edges can complete cutting quickly. The cutting edge is sharp, powerful in cutting force and durable. The handle is labor-saving and non-slip. The handle adopts artificial design, comfortable and powerful to hold. The rubber-covered handle is non-slip and labor-saving, suitable for long-term work.