This is a genuine Miller 9/16' standard spool gun nozzle, sold in a pack of 1. It's a great choice for your welding needs. It's compatible with several Miller spool guns, including Spoolmate 100, Spoolmate 185, Spoolmate 200, and Spoolmate 3035.

Using this Miller spool gun nozzle is easy. Just attach it to your compatible Spoolmate spool gun. When using, make sure the connection is secure to avoid any issues. As for maintenance, keep it clean and free from debris. If you notice any signs of wear and tear, it might be time to replace it. Also, store it in a dry place to prevent rusting. That way, you can keep using it for a long time and get the best welding results.