This tool backpack can easily hold all hand tools, electrical tools and parts such as wrenches, drills, screwdrivers, hammers, etc. The electrician tool bag is equipped with a portable tool bag, you can carry the tools you need. There are 14 hanging straps on the outside, which can place some commonly used tools, which can be easily and quickly picked up. Handholds and shoulder straps have been widened and thickened to make the force uniform and reduce the pressure of weight. Backpack back thickening, more fit the back line of the human body, soft and comfortable.The bottom molded chassis allows the backpack to stand easily.