SEMI-HARD ALUMINUM OXIDE - Oil filled to prevent loading. A very popular stone widely used for EDM scale removal. Good cutting with moderate break down. Can be used dry or with stoning oil.
This is the RECTANGULAR grit polishing stone.
GRITS: 100, 120, 150, 220, 320, 400, 600, 800
Please request a quote for discounted pricing on 5 dozen grits and above.