Polishing Alumina Powder - 1 Lb in a sturdy plastic Jar
Polishing Alumina (Al2O3) This polishing alumina is one of the most commonly purchased aluminas on the market by lapidary supply stores and hobbyists for Rock tumbling. It performs well and is far more economical than some of the other oxides out on the market. Use this as your final step in any multi step process for a spectacular shine.