Ultra-Pure "Classic" valve oil is a slightly thicker synthetic oil designed for older instruments with worn pistons or rotors, or valves with larger tolerances such as some low brasses. Silky smooth and long lasting.
Ultra-Pure "Classic" valve oil is a slightly thicker synthetic oil designed for older instruments with worn pistons or rotors, or valves with larger tolerances such as some low brasses. Silky smooth and long lasting.