This Greenlee Drive Screw 500-4039 3/4" X 2-1/4" Draw Stud/Bolt is a reliable tool for your knockout and punch set needs. The stud is perfect for punching holes in electrical boxes, panels, and cabinets. It is made by Greenlee, a trusted brand in the industry. This draw stud/bolt is not only durable but also easy to use. It is designed to fit various knockout punch sizes and can be used with a variety of punch and die sets. Get your hands on this high-quality Greenlee Drive Screw 500-4039 3/4" X 2-1/4" Draw Stud/Bolt today and start punching holes with ease!