Features: The double swivel head designs allows for flexible use at multipleangles, making tightening and loosening tasks abreeze. Combining the functions of an open ends wrench and a socket wrench, this tool is versatile and efficient, saving you time and effort. Designed for professionals in the maintenance industry, this tool can handle various sizes of nuts and bolts, meeting the repair needs of different mechanical equipment. Whether it's outdoor activities, repairs, or DIY projects, this compact tool is portable and convenient to use in any setting. Idealfor automotive repairs, home renovations, and mechanical manufacturing, this tool provides quick and accurate operations for different sizes of nuts and bolts. Specifications: Material:Steel Size:Approx.8x9mm/0.31x0.35inch Size:Approx.10x11mm/0.39x0.43inch Size:Approx.12x13mm/0.47x0.51inch Color:Silver Package Includes: 3pcs Flexible Socket Wrench note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.