random orbit sander
Portable electric tool whose abrasive disk moves two ways (rotating and eccentric) to sand various types of surface.
trigger switch 
Connection mechanism for starting or stopping the tool by squeezing with the finger.
power cord 
Flexible electric wire housing the leads connecting the appliance to the electric circuit.
dust canister 
Receptacle collecting the dust drawn through the sander’s openings and the corresponding perforations in the sanding disk.
housing 
handle 
sanding pad 
Cushion to which the sanding disk is attached. Usually made of flexible material, it is used for sanding flat and curved surfaces.
sanding disk 
Paper, usually perforated and self-adhesive, that fits the sander’s sanding pad.
sand paper 
Paper usually coated with glass powder, used by itself or mounted on a tool for smoothing.
sanding disk 
Paper, usually perforated and self-adhesive, that fits the sander’s sanding pad.