2 pack - 4" x 36" Standard Zirconia Belts (Best for: Ferrous Metals)Best for Ferrous Metals like stainless steel and carbon steel. Can be used on other materials when needing something more aggressive. X weight poly cotton blend backing Wet & 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

weld splatter

Choosing a Backing Weight

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

o   Achieving a smooth or satin-like finish

·         Can be used on a large variety of materials

stone & marble

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

and copper

·         J-Weight if you need flexibility for finishing

· Can be used on Ferrous

·         Best for non-ferrous metals like: aluminum

weld grinding