Description: The second step refines the surface that was generated by the coarse Step 1: Wet Grinding. This prepares the surface for Step 3, which is dry polishing by machine, or by hand. A custom blend of small shapes and sizes for for the ultimate in finishing complex geometries. It can be used in all types of mass finishing equipment and has excellent wear characteristics, even when used in high energy machines, for use on all medical components where fine surface finish is required. (65lbs./cubic ft.)