The Greenlee KD-1 Heavy-Duty Knockout Die is a high-quality tool designed for 1" conduit. It is a brand new product manufactured by Greenlee, a reputable company known for producing reliable and durable tools. This knockout die is perfect for professionals in the business and industrial sector who require precision and efficiency in their work. The die is specifically designed for use with the Greenlee KD-1 punching machine, which is a top-of-the-line tool that delivers maximum power and accuracy. With the Greenlee KD-1 Heavy-Duty Knockout Die, you can easily punch through conduit and complete your electrical projects quickly and smoothly.