For sale is a piano hammer filing mini belt sander. This item has been used twice only and its in great working condition. Item needs to be used with a rotary drill that will attach to this unit and quickly sand down piano hammer that need filing. Comes with instructions and 2 bags of grits of belt 150 and 220. Shaft has been filed down a bit to accamodate smaller rotary drills. Made by Erwin in the USA. Please see pictures for more details. Comes in its original box.