Features: Key Selling Point: High Quality and Durable steelssss Socket Adapter for Automotive Maintenance and Repair. Features: Made of high-quality steelssss, this socket adapter is treated with heat and cold to ensure long-lasting durability. Its surfacess is coated with corrosion-resistant chrome plating, making it both beautiful and practical. The socket adapter is compatible with all hexagonal side handles and four square hole slots, and the socket can be freely rotated for easy use. User Group: This product is suitable for automotive enthusiasts, mechanics, and DIYers who need to perform maintenance or repairs on their vehicles. Usage Scenario: This socket adapter is widely used in automotive maintenance and repair, especially in gearboxeseses applications where the female key can be easily pressed to rotate in any direction. Additional Information: With a hardness of 60HRC and a diameter of (12.5mm), this socket adapter has a total length of 75mm and is a must-have tool for anyone looking to maintain or repair their vehicle. Specifications: Material: chromium vanadium steelssss Color: Silver Hardness: 60HRC Diameter: ", 12.7mm, 3/8", 9.5mm, ", 6.3mm, 3PCS/Set (optional) Quantity: 1PC/3PCS Package Includes: 1 x Joint Socket or 3 x Joint Sockets note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!