Professional Sleeve Extension Accessories Electric Wrench ExtensionOOTDTYfeatures: Adjustable Socket 10-19 Multi-Function Socket Wrench Tools. The use of high-quality high carbon steel, wear-resistant, wear-resistant and long service life. Scope of application: can be used for installation on shaped tools such as pneumatic screwdrivers, electric screwdrivers, pneumatic drills, electric drills and hand screwdrivers. Unique design: the anti-drop steel ball is better fixed: the locking device itself is not easy to slip or fall off, and causes dangerous situations. R-groove design, higher load capacity. Application: suitable for screwdriver chuck or electric screwdriver tool (three jaw chuck) for guiding sleeve. After installation, the connector can be converted into a square head that can be used to assemble the sleeve. Powerful conversion tool. Specification: Material: 50# SteelColor: As the picture showsProduct Size: Approx. 5.2x2.1cm/2.05x0.83inchesNet Weight: 220g/0.49lbsPackage Includes: 1pc 10-19mm Adjustable Socket HeadNote: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.