Features: Experience the convenience of fastening or loosening screws with Bi Directional Electric Wrench Socket Set, to significantly boost your work efficiency. Crafted from vanadium steel for durability, this set features 17/19mm 21/22mm bi directional socket and extension Rod for easy operations. for mechanics, automotive technicians, and enthusiasts who frequently require tool for screw tightening or loosening tasks. Whether you're engages in car repairs, home renovations, or machinery maintenance, this electric wrench socket set for fixing experience. Expand your toolkit's capabilities with essential electric wrench socket set, ensuring that no screw is too tight or too loose for expert hands. Specifications: Material: vanadium steel Model: Bidirectional sleeve extension rod 1, Bidirectional sleeve extension rod 2, Bidirectional sleeve 3Pcs set, Bidirectional sleeves 17 and 19, Bidirectional sleeves 21 and 22, 76mm extension rod(optional0 Package Includes: 1Set Wheel Nut Wrench note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.