marketing695696Nov 1, 20191 min readIf you like Hetman Oils, you will love Ultra-Pure Oils!Hetman makes many different oils for brass and woodwinds, and Ultra-Pure makes comparable long-lasting, odorless synthetic lubricants for...
marketing695696May 7, 20192 min readHow to oil rotary valves of french horn, rotary trumpet, trombone triggersOur blog post has instructions for oiling the rotary valves (rotors) of french horn, trombone, trumpet, tuba.
