10 pack - 1" x 42" 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):

Choosing a Backing Weight

· Wet & Dry applications

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plastics & composites

·         Medium Grits (100-180): For blending

and copper

·         Very Fine (Light Blue) is equivalent to 240-320 grit

weld grinding

or sanding curved surfaces

·         Scrim backing

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

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