Description: 【Construction】: Crafted from quality carbon steel, this socket tool ensures long term durability and reliable performance for all your automotive modification needs 【Versatile Compatibility】: This Drive Tuner Socket Key Tools is compatible both 19mm (3/4 inch) and 21mm (13/16 inch) sizes, making it a versatile addition to your tool kit 【Precision Dimensions】: This Lug Nut Socket offers accurate fitting for secure and efficient use during tire nut adjustments 【Compact and Lightweight Design】: This Lug Nuts Tuner Socket Key is easy to handle and store, providing convenience without compromising on strength 【Single Socket Package】: The package includes 1 high performance socket tool, ready to assist in your automotive projects right out of the box Specification: Material: Carbon Steel   Size Chart: 6 Point Splines: Sleeve inner diameter 1.78cm/0.70inch, Sleeve outer diameter 2.05cm/0.81inch, Total height 8.9cm/3.50inch 7 Points Splines: Sleeve inner diameter 2cm/0.79inch, Sleeve outer diameter 2.35cm/0.93inch, Total height 8.9cm/3.50inch Package Includes: 1 Lug Nut Socket Note: Please allow slightly errors 1-2cm differences due to manual measurement.