37" x 60" Polyester Backed Aluminum Oxide Belts (Best for: Wet Applications)Best for wet applications Can also be used for more aggressive sanding Y weight polyester 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 mirror polishing or fine detailing. Choosing a Backing Weight J Weight if

· Y-Weight for tough grinding and heavy material removal on hard metals and flat surfaces

· Medium Grits (100-180): For blending

· For a cheaper alternative see our “Flexible” belts

blending and deburring applications

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

· Y-weight polyester backing

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

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

or shaping

·         Can also be used on some non-ferrous metals

o   Smoothing welds and seams

o   Removing deep scratches