Inclusive Design Available in a variety of shapes and sizes to accomplish a variety of tasks, 3M™ File Belt Sander Attachment Arms allow grinding and finishing of many surfaces. Grinding and finishing may be accomplished by several user defined methods, appropriate for the application, using the contact wheel, platen, or slack of belt areas. Commonly used with ½” x 18” abrasive or Scotch-Brite™ belts, the file belt tool and attachment arms can be used to accomplish typical jobs such as spot weld grinding, seam sealer removal, edge deburring, and surface preparation. The file belt tool and attachment arms can also accomplish tasks typically performed by hand files, often faster and with better results, improving productivity and quality.