DELTA 50-720 1-Horsepower Dust Collector 650 CFM 1hp TEFC Induction Motor for Long-Lasting, Smooth Performance 1 Micron Top Filter Bag for Superior Fine Dust Filtration Clear disposable bottom bags for fill and toss convenience Finned aluminum motor housing keeps motor running cool during long periods of use; Curved steel impeller produces maximum air velocity for efficient dust collection Includes: 1-micron collection bags, 4-inchby5-foot collection hose, base with four swivel caster assemblies, (six) clear disposable plastic bags