This is a pneumatic turbin vibrator for use in a completely oil-free. This is an easy-to-use vibrator that operates simply by supplying compressed air like a conventional ball vibrator. (Lubrication to supply air is strictly prohibited.) The high speed rotating turbine part is not in contact with the housing part.For that reason it is an environmentally friendly vibrator with a very low noise level. Its housing is lightweight and highly corrosion resistant material with electroless nickel plating on aluminum. This vibrator is a product that is effective for preventing clogging of powder and bulk and where minor vibration is required and to prevent clogging of hopper chute.