![Yamaha Key-Oil Heavy](http://impianmusic.com/cdn/shop/products/00A0013828B34A7698D1B0E4BF797E2D_12073_396x396_cfb76e6e176f634414bb1e1e6932c8b2_{width}x.jpg?v=1585225420)
Yamaha synthetic key oil is a special proprietary blend designed for use on woodwind key rods and pivot points, with a corrosion inhibitor that gives added protection to the metal over time. This heavy viscosity is a thicker blend that works well on older instruments with loose mechanisms. 20mL bottle. Imported from Japan. For Saxophone, Bass Clarinet and Bassoon