WORKPRO 9 PCS Impact Driver Extension Bar Set, 1/4", 3/8" and 1/2" Drive Socket Extension, Premium Chrome Vanadium Steel with Black Phosphate Finish, Storage Tray Included

Set Includes: This premium 9 PCS impact extension bar set includes the following: 2-inch, 4-inch and 6-inch 1/4-inch drive extensions, 3-inch, 6-inch and 10-inch 3/8-inch drive extensions, and 3-inch, 5-inch and 10-inch 1/2-inch drive extensions. This set also comes with a high quality storage tray perfect for your tool box or bench

Wide Application: This high-quality accessory socket kit can help you play a role in auto repair and other projects. Safe for use with all cordless, electric and pneumatic impact wrenches. You can use it to access deep screw holes

Prevents Dropping: The spring-loaded detent ball system at the end of bars locks socket into place for security and prevents dropping while the through-hole in the drive end will ensure that your extension bars are securely locked onto the drive

High-quality Materials: The impact extension bar set is made of high-quality chrome-vanadium steel alloy with a corrosion-resistant black phosphate coating for durability. These extension bars feature a corrosion-resistant mirror chrome finish for easy cleanup

Clearly Size: The high-contrast size marking of the extension bar is permanently laser etched, making it easy to read even in low-light conditions. In addition, the anti-rust oil on the surface of the product is a normal phenomenon