Description This Rubber Crepe Block effectively “unloads” abrasive sanding belts and discs. Simply apply to the running belt or discs by holding the stick against the abrasive (while under power) and move over the entire surface. Extends belt or disc life Not for use on Wide Belt Sanders * In the process of being phased out of production. For replacement units, please click here or reference Whisky Jack Part# WJ60*