Sanding tool

A sanding tool, comprising:

• a baseplate assembly comprising a baseplate for mounting a sanding member;
• a housing assembly comprising a body housing;
• a drive mechanism disposed in the body housing, wherein the drive mechanism drives the baseplate assembly to move;
• a fan assembly mounted to the drive mechanism;
• and
• a support bracket disposed between the body housing and the baseplate;
• wherein the housing assembly further comprises a functional housing, a hollow cavity is formed in the functional housing, the functional housing is provided with an inlet and an outlet that communicate with the hollow cavity, the inlet communicates with a dust removal channel of the sanding tool, the outlet is configured to discharge gas in the hollow cavity, the fan assembly is used for forming a dust removal air path moving towards the inlet, a projection of the functional housing on a plane where the baseplate is located is located within the baseplate, and a ratio of an area of a projection of the functional housing on the baseplate to an area of the baseplate is greater than or equal to 0.15 and less than or equal to 0.95.