Description: Type: Stainless Steel Trailer Jack Drill Adapter with 1/2 Inch Socket Adapter Bit Material: Trailer Jack Crank Handle Cordless Drill Adapter is constructed from quality stainless steel, this drill adapter offers exceptional durability and resistance to rust , ensuring long term performance even in harsh environments Compact Size: With a convenient size of 5 cm/1.97 inch, this adapter is easy to handle and store, making it an ideal addition to your toolkit without taking up much space Efficient : Trailer Jack Crank Handle Cordless Drill Adapter ensures a seamless connection for efficient and effortless operation Complete Package: The package includes 1 complete set of the bit adapter, providing everything you need for quick installation Specification: Material: Stainless steel Size Chart: 5 cm/1.97 inch Package Includes: 1 Set Trailer Jack Drill Adapter Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.