... are used to quiet air exhausted from pneumatic air tools, industrial air guns, blow molds, air cylinders and other air/pneumatic ... air tools. Can also be used to quiet Air Venturi Vacuum Pumps, AC pumps, and other air/pneumatic tools and systems. *Feature:3 ... without oxidation.6,The muffler is applied for pneumatic diaphragm pumps, adsorption dryer and all pneumatic products.7,It is made ...