Remove stubborn tubes with the Allen Company Competitor 12-Gauge Choke Tube Wrench. The thumb screw easily adjusts to ensure a secure fit, while the rubber gripper helps prevent scratches. The handle adds strength and comfort. Its compact size slips easily into a gun case or hunting pack. Allen Company Competitor 12-Gauge Choke Tube Wrench Black/Red - Shooting Supplies And Accessories at Academy Sports