Intensive maintenance will considerably increase the life of your instruments. W&H Service Oil F1 is a product of W&H research and guarantees optimal maintenance for all W&H instruments. W&H Service Oil F1 is a synthetic oil of maximum purity, which has been specially developed for maintenance of W&H turbine handpieces, straight and contra-angle handpieces, surgical instruments, air scalers and air motors. This oil gives you the confidence of knowing that you are providing your W&H instruments with the best possible care. The service oil is sterilization resistant, physiologically sound and environmentally compatible, has a high material compatibility and is enormously economical.