Reply To: Hurco oil for polishing › Forums › Beginner Questions › Hurco oil for polishing › Reply To: Hurco oil for polishing October 28, 2019 at 3:16 am #5749 Alan BalmerKeymaster @alanbalmer Just for fun, click on the search symbol at the top of the page and look for “trombone”. You’ll find an article by Carl Unruh recommending it, and several mentions in past newsletters.