HIGH QUALITY: The wire stripper blades are made of MN65, allowing for clean and quick stripping of wire without damaging the core. The handles of the wire strippers are made of carbon steel and reinforced nylon for greater durability. The ergonomic handle is comfortable to hold, lightweight, and non-slip, perfect for long hours of intense work, ideal for professional electricians and maintenance personnel. MULTIFUNCTIONALITY: The wire stripper combines stripping and cutting functions into one, allowing you to quickly cut a wide range of wires, as well as precisely and cleanly strip both solid and stranded wires, which is very convenient in the workplace. With this wire stripper, you don't need to carry separate wire cutters and strippers, saving space. ADJUSTABLE DESIGN: 1. Adjustable Stripping Force: The adjustment knob on the top allows you to change the stripping tension to prevent excessive tension from damaging the copper core of the wire; 2. Adjustable Stripping Length: The stripping port is equipped with a length adjuster and a scale, allowing you to adjust the stripping length according to your own needs. LABOR-SAVING SPRING: The handle is equipped with a spring-loaded reset lever in the middle, which can be automatically opened after a single use, reducing hand fatigue and improving work efficiency. This wire stripper can effortlessly achieve fast and precise stripping to meet your daily needs; it's a good choice for hobbyists.