Wet sand blaster for pressure washer is suction-fed injection of sand into water system. The pressure washer sandblasting attachments have a goggle, 10’ hose, 16’’ pressure washer wand (water input), 17’’ sand wand (sand input) and two hose clamps. Replacment Nozzles are available. Product “Tool Daily Pressure Washer Sandblasting Nozzle, Replacement Wet Sandblaster Attachment, 5000 PSI, 2-Pack”. Working pressure of pressure washer sandblaster attachment is up to 5000 PSI. Temperature is up to 140°F/60℃. Application: pressure washer sandblaster kit works for abrasive cleaning. Great for removing rust, graffiti, paint, baked on grease. Pressure washer sand blasting attachments use dry silica sand, baking soda or washed and dried river sand.