Service Oil F1 For every application 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. The main features at a glance: Excellent lubrication – longer life for your instruments Physiologically sound and environmentally compatible High material compatibility Economical Sterilization resistant Intensive maintenance will considerably increase the life of your instruments. Perfect for manual maintenance and for use in the Assistina