Ideal for grinding surfaces and edges. Safe and easy to use. For form grinding, coarse and fine surface and edge sanding, for re-sanding primer and surface finishes. Its safety voltage and reducible sanding speed make it ideal for wet sanding also. The unit offers a practical clamping unit for sandpaper so no special sheets are required. Strips can simply be cut from widely available sandpaper. The sanding shoe measures 3 9/64" x 2 9/32" (80 x 5I'm and possesses no overlapping elements and can therefore work surfaces right into corners and edges. The tool operates on 12-18V at 100 watt maximum power consumption. The sanding speed is electronically adjustable between 1,000 and 5,000 strokes/min. #PR28542 Price.....$69.99 (NOTE: An AC adapter of at least 12-18V DC and 1.0A is required. We recommend PROXXON power supplies NG 2/S or NG 5/E. The electronic speed control on these units allows the selection of different speeds for different applications and materials. Proxxon Index