5 pack - 3" x 21" Grinding Aid Zirconia Belts (Best for: Aggressive Applications)Topically infused Grinding aid to help reduce heat and last longer during aggressive applications. Can be used on Ferrous, Non Ferrous and Exotic metals. Y weight polyester 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):

·         Wet & Dry applications

·         Medium Grits (100-180): For blending

o   Achieving a smooth or satin-like finish

·         Our cork belts are 100% cork and have no “grit” to them

· Coarse Grits (24-80): For heavy material removal

o   Smoothing welds and seams

· Can be used for finishing and polishing stainless steel

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

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

·         Can be used on a variety of materials when needing something aggressive

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

o   Heavy material removal