1. It is suitable for multi-core cable with casing or armored sheath. The main purpose is to cut the armor sheath of the outer layer of the cable to obtain the fiber lead inside. 2. Designed with accuracy-adjustable blades to avoid damage to the fiber 3. Suitable for different thickness, the blade can be replaced 4. One side of the rotating rod can rotate the blade 90o, so that the window can be opened and stripped to realize the conversion of slitting or loop cutting, and the other side can only be rotated in a fixed direction. 5. The blade body is made of anodized aluminium steel structure, stable and durable 6. Rotating the rod to switch the longitudinal and transverse edges for longitudinal and circular cutting of the cable 7. It is a professional armored cable sheath cutting tool, suitable for feeder cable, center bundle tube cable, layer stranded cable and other armored cables.