Built in wire stripper and cutter make it the perfect all in one tool. Heavy duty construction made from high-carbon steel and finished in black oxide for long lasting usage. Ratcheting mechanism ensures complete connector termination and makes it easy to finish either 10 or 100 terminations without extra strain on you. The Vertical Cable all in one Professional RJ45 termination tool cuts, strips and crimps CAT3, CAT5e and CAT6/6A cable using RJ11/RJ12 standard and RJ45 Pass-Thru connectors.