This is an excellent working Rainbird 33K key for Rainbird sprinkler heads.Has external AND internal threads. External diameter threads are about 1 " and internal are close to 3/4". These are approximate. Please ckeck with Rainbird for specs if in question.. Please ask any questions before auction ends.  Check or money order only. Thank you and Good Luck !!! ABOVE IS 100% NON-NEGOTIABLE!!

  The majority of my items come directly from local Estate Sales, Auctions, Yard Sales and Antique Stores. I am not an expert, but honestly describe all items to the best of my knowledge. All items are thoroughly inspected before being listed. Some are shipped as they were purchased (i.e. not cleaned or polished). I pack all items with great care. Please understand that I can not be responsible for items that may become damaged during shipping. Shipping insurance is optional and covers merchandise damaged in transit. It only covers the cost of the item, not shipping costs. All sales are final unless there is a mistake I made in the listing. I take pride in my ebay business and will do my best to make