Óxido de aluminio blanco: medios abrasivos de explosión dental de grano 220 (66 micras) de 50 libras - 220 granos (66 micras)
Condition is New. TM - White aluminum oxide is at least 99.5% ultra-pure. It can be used for regular sandblasting, but is typically too expensive, and other types of aluminum oxide will perform as well or better.