[12-in-1 Multifunction Tool] This 12-in-1 wire stripper combines essential functions for electrical work. It allows stripping, cutting, crimping, drilling, splitting, and assembling wires without damaging the core. A complete tool for electricians and DIY enthusiasts, making all electrical tasks easier. [Integrated Voltage Testing] This wire stripper features built-in voltage testing, enabling real-time current measurement during wire stripping. This innovative functionality enhances work efficiency and ensures accurate electrical testing, making your work faster and more reliable. [Practical 4-Hole Design] The design of this wire stripper includes a 4-hole arrangement that allows efficient and secure cable handling. This ensures a firm grip and convenient use for making clean and solid wire connections, ideal for high-quality electrical work. [Wide Compatibility] This wire stripper is compatible with a wide range of cables, including fiber optic cables, twisted cables, copper wires, aluminum wires, and insulated cables. It can be used to strip and cut cables of various sizes, making it indispensable for many electrical tasks. [Ideal for Professionals and DIY Users] This tool is perfect for professional electricians, DIY users, and anyone who wants to perform electrical work with precision. Thanks to its multiple functions and ergonomic design, this wire stripper is an essential tool for high-quality results.