Caliber: 1.5 inch, Dn40.
Usage: in this set of equipment, use the suction of the fan to grind the small pieces from the grinding plate and the dust into the dust collection bag designated by the equipment. It is convenient to use, clean and sanitary, does not pollute the environment, and has high effect. It does not need manual secondary cleaning. It can also be configured with different power fans according to different grinder models.