PA internal grinding wheel is used for grinding 420 stainless steel, hardened to 50RC.
Advantages of internal grinding wheel
► Good surface finish and efficiency
► PA abrasive has greater cutting force

Can process applicable tools, measuring tools, instrument threads, tool steel, stainless steel quenching, etc.
Strong Stability
Made of carefully selected abrasives, good tool retention
High Grinding Ratio:
Using advanced technology, uniform particles, not easy to lose sand, less wear and tear during use