RJ45 Crimp Tool, the all-in-one tool, makes crimping, terminating, cutting, and stripping available. The RJ45 crimping tool is suitable for Cat6, Cat6A, Cat5, Cat5e, Cat7 ethernet RJ45 connectors and RJ11/12 connectors, "8P8C" and "6P" connectors, suitable for 23AWG-28AWG cable. Compact and Ergonomic design adds comfort and efficiency and removes frustrating hand fatigue. The crimper is made from high-quality carbon steel and rubber steel for durability, whose replaceable SK5 blades feature ultra-sharp, high hardness, and abrasion-resistant, and its dipped PVC handle is perspiration and chemical erode resistance for softness and hard-wearing, all above contributing nice crimping and installation work. The crimping tool comes with spare blades; the blade is available.