10 pack - 1-1/2" x 30" 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

Non-Ferrous and Exotic metals

· 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

and copper

· Best for wood sanding

·         Dry applications

or shaping

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

· Topically infused Grinding aid to help reduce heat and last longer during aggressive applications

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

·         Best for non-ferrous metals like aluminum