25 pack - 3/8" x 13" Standard Aluminum Oxide Belts (Best for: Non-Ferrous Metals)Best for non ferrous metals like: aluminum, brass, and copper Can be used on ferrous metals like stainless steel when looking for a cheaper option 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):

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

o   Final polishing before coating or plating

· Fine Grits (240-400): For finishing or preparing for polishing

·         Can be used on a large variety of materials

·         Can also be used on some non-ferrous metals

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· Can be used for finishing and polishing stainless steel

·         Can be used on other materials when needing something more aggressive

·         Silicon Carbide belts are great for a variety of niche applications: glass & ceramics

· Can also be used as a cheaper option for general metal sanding

· Dry applications

·         Best for final finishing and polishing on a variety of different materials