Item #Product NamePrimary Crystal Size
SPA 3 Special Polishing Alumina 35-10 micron
SPA 1 Special Polishing Alumina 11-3 micron
SPA 73 Special Polishing Alumina 733-5 micron
SPA 12 Special Polishing Alumina 122 micron
SPA 316 Special Polishing Alumina 316.5 micron