The Husky 3/8 in. Standard Poly Bowl Filter is designed to keep air lines maintained. It works to remove dirt and debris larger than 5 microns and helps catch condensed water to improve tool life. The filter features a metal bowl guard that protects against impacts and has a quick-release bowl and quarter-turn drain for ease of use. Ratcheting regulator helps ensure consistent tool performance. Superior air delivery allows operation of more tools simultaneously and maximum tool performance.