National grinding wheels are by far the stone industry preference due to their performance and quality. Used on either air or electric portable grinders.
National wheels come in standard sizes of 4”x2”, 5”x2” or 6”x2 ½” all with standard 5/8” threaded steel arbor.
Available grit sizes 20, 46, 80, 120, 180, 240, 320, 500 and 600.