【2-in-1 FLIP SOCKET DESIGN】: We use the most unique flip-up dual head design, One end features a standard hex lug nut socket for installing and removing regular lug nuts, while the other end is tailored for removing damaged wheel bolts and lug nuts. This design not only extends the tool's body for better leverage but is also more convenient to match to the right size. 【DIVERSIFIED LASERS SIZE】: Flip nut remover kit parts have laser etched size markings, and include all 6 common sizes (17mm, 19mm, 21mm, and 13/16 inch, 7/8 inch) along with a 3-inch extension bar and 1 knockout pin. All are neatly organized in a portable storage box for effortless transport and organization. 【EASY TO USE】: These lug nut removal tools are intended for use with manual or impact wrenches, featuring a standard hex end that meets strict ANSI tolerances for accurate installation and removal. The spiral twist end allows for easy removal of damaged, stripped, rusted, rounded, or frozen bolts and nuts. 【PREMIUM DURABLE】: The metric nut bolt extractor is constructed from high-hardness chromium-molybdenum steel and features a black phosphate finish, which enhances strength and durability while protecting against corrosion. 【WIDE RANGE USES】: Upgrade your automotive maintenance tool kit with our lug nut remover, whether you're working on car repairs, home improvement, or crafting, this set offers great convenience. 【PREMIUM SERVICE】：We are dedicated to delivering high-quality products and outstanding service to our customers. If you have any questions about our products, please don't hesitate to reach out to us via the Amazon platform. Our committed team is always here to help!, Manufacturer: BOLTX