2 pack - 4" x 132" Super Flexible Backed Aluminum Oxide Belts (Best for: Contour)Best for difficult 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 cheaper alternative see our 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

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

which is much higher than the standard 50/50 blend on most other ceramics

·         X-Weight for versatile

o   Final polishing before coating or plating

·         Can be used on ferrous metals like stainless steel when looking for a cheaper option

o   Achieving a smooth or satin-like finish

·         Medium Grits (100-180): For blending

·         Dry applications

o   Smoothing welds and seams

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

o   Heavy material removal

·         Our premium ceramic material has an 80% ceramic/20% alumina blend with grinding aid