Gritty dust absorption vacuum cleanerIndustrial vacuum cleaners are economical, with high power and high suction capacity. Vacuum cleaners are cheap and cost-effective. It can be applied to heavy objects such as steel scraps, steel shots, steel grits, etc. It can be used in a wide range of applications in various cleaning industries, such as automotive beauty, factory shopping malls, workshops, factories, etc. and demand for strong suction, large capacity, high quality. local.