CASOMAN 9Piece Extension Bar Set with Magnetic Extension Bar Holder, 1/4", 3/8" and 1/2" Drive Socket Extension, CR-V with Black Phosphate Finish

Made from premium Chrome-Vanadium steel alloy (50BV30) with a corrosion-resistant black phosphate finish, providing the durability for a hard use. 9PCS ext. bar set includes: 1/4"Dr.:2-inch,4-inch,6-inch; 3/8"Dr.:3-inch,6-inch,10-inch; 1/2"Dr.:3-inch,5-inch,10-inch; a magnetic extension bar holder Spring loaded detent ball on adapter ends provide secure fit into sockets, delivering support when used with high torque impact drivers. The magnetic extension bar holder keep extension bar firmly in place horizontal, vertical or even upside down on any ferrous metal surface Meets or exceeds ANSI performance standards. It comes with 1 year quality warranty.