Ideal for coated wood surfaces, the ERS 180 rotary sander allows users to work closer to the edge of material. The 7-inch product features slide rollers that guide the sander along the edge and protect the sanding disc, while a vacuum port collects dust for the clean removal of debris. It has a 6-amp motor and uses Velcro sanding discs. Cost: $369. CS Unitec. 800-700-5919.