Description: The process of two-way winding makes it have strong torsion. And the design of the ball spring slot makes it safer to prevent falling off. Its characteristics of high flexibility and variable angle make it suitable for narrow spaces. Professional and high-quality workmanship makes it wear-resistant and corrosion-resistant. Made of chrome vanadium alloy steel material, it is very durable to use. There are three specifications for you to choose from: 1/4, 3/8, 1/2. It is suitable for home, workshop, industry, furniture assembly and so on. Item Name: Socket Extension Rod Material: Chrome Vanadium Alloy Steel Color: Silver Color Connector Head Type: Square Head Features: Strong Torque, Bendable, Easy to Install Size Details: 1/4: Length: 15cm/5.91", Square Connector: 0.63cm/0.25" (Approx.) 3/8: Length: 19.5cm/7.68", Square Connector: 1cm/0.39" (Approx.) 1/2: Length: 24.5cm/9.65", Square Connector: 1.25cm/0.49" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Socket Extension Rod