Identification Of Wire Strippers.

Good quality: 50# carbon steel is used, the surface hardness is HRC52-54, and the blade cuts the copper wire without chipping; Comfortable.
Ordinary quality: A3 steel plate, carburized surface, hardness HRC32; punching teeth at the stripping port, poor tooth shape, laborious stripping, and damage to copper wires; single-color handle, poor hand feeling.