... volume @easy driver ,maintain convenience @low no HK-1250A electric floor road sweeperFEATURES:1,The series HK is equipped with a high efficient ... cleaning.2,Dynamoelectric homework, the noise be low and have no waste gas emissions.3,The clean up of forerunner throw ... , easy driver, maintain convenience.12,HK-A series:Standard type, HK-B series:Half close type, HK-C series:Front glass file breeze ...