25" x 75" Economy Aluminum Oxide Belts (Best for: Wood)Best for wood sanding Can also be used as a cheaper option for general metal sanding X weight poly cotton blend backing Dry applications Choosing a Grit Coarse Grits (24 80): For heavy material removal, weld grinding, or shaping. Medium Grits (100 180): For blending, deburring, and intermediate smoothing. Fine Grits (240 400): For finishing or preparing for polishing. Super Fine (800 1200): For mirror polishing or fine detailing. Choosing a Backing

·         X-weight poly/cotton blend backing

·         Course (Brown) is equivalent to 60-80 grit

blending and deburring applications

· Best for wood sanding

and copper

· For a more premium alternative see our “Premium Flexible” belts

· Can also be used for more aggressive sanding

· Can be used on Ferrous

o   Pre-polishing metal surfaces

· Best for curved/contoured applications on a variety of metals

·         Scrim backing

·         Y-weight polyester backing