Super Set - This product includes three different bit specifications, six characters, cross, and mark, totaling 12 pieces, along with a 1/2 inch detachable handle to meet various usage needs. - The punch set is made of vanadium steel, offering high hardness, wear resistance, and rust resistance. The durable construction helps prevent deformation and rust, ensuring long-term performance. Adjustable - The head can be adjusted by rotating it back and forth, allowing for easy tightening or loosening of screws. Position L loosens the screw, while position R tightens it. Wide Usage - Designed for disassembling stubborn bolts, automotive parts, and rusted fasteners that are difficult to remove. The set comes with a sturdy iron storage box for convenient portability and organization. Tips - Align the drill with the screw and strike the back of the hammer drill directly with a hammer. The front drill rotates automatically, and the head can be adjusted to rotate forward and backward. The upper and lower screws allow for further adjustment.