The Heavy duty bench vise is made of durable ductile cast iron, capable of clamping materials up to 30kN and rotating 360 degrees for flexibility. With a 6-inch jaw width, 5-inch opening, and grooved design for enhanced grip, it is ideal for clamping, grinding, and securing tasks in both industrial and household settings. The polished lead screw and guide rail ensure smooth, precise, and durable clamping.