Drilling Machine Rigid Box Forming Machine Cardboard Hole Puncher Machine Product Overview The DG-590 Double Heads Hole Drilling Machine is designed for precision drilling of magnet holes on grey board, hardcover, and book-type boxes. This machine ensures a perfectly flat surface after magnet pasting, significantly enhancing the flatness and aesthetics of finished cases/boxes. Key Features Special high-precision, wear-resistant drilling head for clean, burr-free hole surfaces