Wet Jet (Hydro- Sandblaster) is designed to create special fine surface onjewellery. Dress up simple castings, stone- set rings, brooches and pendants, even better than conventional sand blasters. The Water and the blasting medium meet in the nozzle of the hand piece and is arriving through adjustable compressed air flow on the surface of the working parts. Micro-fine glass beads, blasted with water, gives the jewellery a fine satin-frosted finish.