Very good oil for my french horn makes valves very free ruņing.
Peter B. 12/30/2022 at 18h13
Just what I needed for my daughter's French Horn. Great product and good price.
Linda S. 9/24/2016 at 12h01
Good product.
David A. 5/10/2016 at 12h43
It s a very good oil.
Sandra A. 4/15/2016 at 11h08
