Abstract: A sander-casing may include: a field housing to contain at least a motor, the field housing having an interface connectable to a random orbital sander (ROS) shroud and a quarter sheet sander (QSS) shroud. The ROS shroud can contain an ROS-type power transmission. The QSS shroud can contain a QSS-type power transmission.

Abstract: A frame for a portable power sander, the frame convertible into a stand for supporting the power sander in a stationary orientation wherein the abrasive belt is accessible, said frame comprising: a base; a leg connectable to the base, and a fence assembly connectable to the base.

Abstract: An electrically powered belt sander comprising a housing, a dust flow path defined by the housing, a motor mounted in the housing at a first location and having an output shaft, a fan connectable to the motor output shaft and rotateably mounted in the housing at a second location a distance from the motor output shaft, a belt connectable between the motor output shaft and the fan whereby the rotation of the motor output shaft drives the rotation of the fan, and a damper located in the dust flow path and operable for blocking the dust flow path.