Specifications Name: Expansion wrench Material: Steel Size: 45 * 3 * 3cm ≈ 17.7 × 1.2 × 1.2 inches Describe High quality material: This wrench is made of tungsten steel rotating shaft, with a sturdy structure that can resist damage and wear under pressure. The tungsten steel mechanism ensures smooth operation and enhances the long-term durability of the tool. Emphasis on ergonomics: The handle has undergone special ensuring comfort and efficiency even after prolonged use without feeling fatigued. In addition, it is made of high-quality materials and can withstand high-intensity workloads, making it your trusted repair assistant. One click tightening/loosening control: This electric extension wrench can quickly reverse or tighten fasteners by simply turning the switch, simplifying your workflow and improving the efficiency of any task. Improving work efficiency: For people who need to frequently perform mechanical operations, this tool is undoubtedly an ideal choice. It not only improves work efficiency, but also effectively reduces the risk of damage caused by inappropriate tools. Multi functional: Whether in a home garage or a professional workshop, it can demonstrate excellent performance and meet your various needs Product list 1 * Expansion wrench