Features: The wire stripper features convenience, efficiency and harmlessness to the cable cores. Just hold the handle and manipulate it once to successfully peel down the wire sheath. The alloy steel jaws: hardness(HRC36-42) suitable for the wire from 10 to 24 AWG(0.2-6.0mm). The cutter: hardness(HRC48-52), can cut off copper or aluminum wire. Can crimp insulted terminals from 10 to 22 AWG(0.5-6.0mm). Can Crimp non-insulted terminals from 4 to 22 AWG(0.5-6.0mm). With adjustment screw, you can adjust the strength of stripping.