Greenlee 60048 PUNCH-RECT .990X1.140 (25.1X29.0

To use the Greenlee 60048 punch, simply insert it into the punch unit 60047. Make sure it's properly aligned before starting any work. When you're done, clean the punch with a dry cloth to prevent rust. Keep it in a dry place to maintain its performance. Avoid using excessive force as it may damage the punch. If you notice any signs of wear, it's time to consider a new replacement punch.