Introducing the Single Micron 19-5/8 in. x 31 in. Dust Collector Filter Bag by POWERTEC. Featuring a 19-5/8 in. diameter, this dust collection bag is designed to fit and work with most dust collector systems, including (but not limited to) popular brands such as Harbor Freight, Shop Fox, Delta, WEN and many others. These work perfectly as replacement bags, offering improved support and fine dust collection over OEM versions - eliminating unnecessary dust clouds in your shop. //The heavy-duty Clear Dust Collector Bags (5 Pack)// These premium quality plastic dust bags were professionally crafted to work in conjunction with most standard dust collection systems. Designed exclusively as the bottom bag, they are the last line of defense for capturing large dust particles, wood chips and debris created when working with table saws, sanding equipment and woodworking applications. Featuring a standard 20 in. diameter, this dust collection bag is designed to fit and work with most dust collector systems, including (but not limited to) popular brands such as Grizzly, Harbor Freight, Shop Fox, Delta, WEN and many others. Each bag possesses an ultra clear transparent profile, allowing you to monitor your sawdust and debris.