Solid Block: Differing from the traditional process, our 8-1/2 "Abrasive Cleaning Stick is made in one piece, which makes it more stable, sturdy and durable Material-Saving: This sandpaper cleaner can effectively remove sawdust, asphalt, gum, glue and other residues, extending the life of sanding discs, belts and other sanding accessories by 2-3 times Easy to Use: When the belt sander is running, simply hold the sanding belt cleaner against the belt and your sander belts can be cleaned up quickly Wide Applications: Ideal for cleaning sanding belts, disc sanders and drum sanders. Even better, this cleaning eraser stick can unclog sanding belts or discs without damaging them Natural Material: The rubber cleaning block is made of natural rubber and has the advantages of durability and strong cleaning function. It can perform most of the cleaning tasks for sanding belts and other polishing tools Abrasive Cleaning Stick for Sanding Belts & Discs Solid Block 8-1/2" Sandpaper Cleaner Natural Rubber Eraser Woodworking Shop Tools for Sanding Perfection