25 pack - 1/2" x 24" 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

· Wet & Dry applications

· Best for wet applications

o   Light rust or oxidation removal

·         Medium (Maroon) is equivalent to 120-150 grit

·         Wet & Dry applications

· X-Weight for versatile

· Premium Zirconia is best used on Stainless Steel and hard metals

medium-duty tasks on flat or slightly contoured surfaces

o   Smoothing welds and seams

·         Super Fine (800-1200): For mirror polishing or fine detailing

· Topically infused Grinding aid to help reduce heat and last longer during aggressive applications

·         Best for non-ferrous metals like aluminum