Abstract: A hydraulic-operated vise device for holding and clamping objects for working on the objects. The hydraulic-operated vise device includes a base assembly including a housing sleeve and also including a first jaw member being attached to the housing sleeve; and includes an elongate housing member being movably disposed through the housing sleeve; and also includes a second jaw member being attached to the elongate housing member and being movable away from and toward the first jaw member for clamping objects between the first and second jaw members; and further includes an actuator assembly for moving the elongate housing member through the housing sleeve and for moving the second jaw member away from and toward the first jaw member.