common occurrence and a very annoying one an accumulation of sawdust would interfere with the operator 39 s clear viewing of the sanding operation and would obviously interfere with the proper sanding operation another important feature of this invention is in the sanding disk itself it has been discovered that a disk employing masonite as the primary support member for the sanding portions runs cooler and is much more effective than disks made of metal fig7 shows the disk edge approximately actual size a masonite disk of approximately one fourth inch thickness has been found to be quite satisfactory and such a disk is appropriately coated with sanding material or sanding paper disks 76 on both sides thereof this combination disk has been found in use to run very cool and can be used for long periods of time without any problems from the drawings and above description it can be seen that a strong rigid support structure is provided having a separate motor and drive component compartment from a sawdust transfer and exhaust compartment and a rigid strong over all structure with a removable tabletop portion to permit quick and easy access to the top interior portion of the device and also to simplify quick and easy replacement of the sander disk itself on the drive arbor the adjustable guide plates and members also are quite effective the adjusting guides may be quickly adjusted and set to any multi angle desired for proper guiding of the workpiece and yet positively locked in said desired position by means of the locking screws 26 the foregoing is considered as illustrative only of the principles of the invention further since numerous modifications and changes will readily occur to those skilled in the art it is not desired to limit the.