This bit extension rod is made from metal material, with a sturdy construction for maximum durability. It can be used for a variety of electric screwdrivers and drills making this extension bracket Very practical and versatile. The bit extension rod can be rotated degrees, which is labor-saving and convenient operation for using in tight corners. Features - Color: Assorted color. - Material: Steel. - Size: 8.80X1.20X1.20cm/3.46X0.47X0.47inch. - pivot drill bit holder is made of premium steel material, making it sturdy and durable. - The screwdriver bit holder is designed to be and , so it can be used in straight or slop mode by the locking . - Flexible drill bit holder fits for hex shanks bits and sockets, drills and impact drivers. - The bit extension rod can be rotated degrees, which is labor-saving and convenient operation for using in tight corners. - The flexible shaft can rotate degree, which is suitable for installation in narrow corners and improves work efficiency. Package list: 4 x Bit Connection Shafts