10 pack - 1" x 42" Flexible Backed Aluminum Oxide Belts (Best for: Contour)Best for curved contoured applications on a variety of metals Can be used for finishing and polishing stainless steel J weight poly cotton blend backing Dry applications For a more premium alternative see our Premium Flexible belts 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

· Can be used on a variety of metals when needing to remove a lot of material

· Best for wet applications

rubber & epoxy

·         Wet & Dry applications

and copper

What Backing Weight Should I Use

·         J-Weight if you need flexibility for finishing

· For a more premium alternative see our “Premium Flexible” belts

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

o   Pre-polishing metal surfaces

or sanding curved surfaces

·         Best for non-ferrous metals like aluminum