The Norton 39C12-IVK abrasive grinding wheel measures 7 in diameter, 1/4 in thick, and has a 1-1/4 in bore, designed for use on grinders that accept a 7 x 1/4 x 1-1/4 wheel. It is rated for a maximum speed of 3600 RPM. This Norton Abrasives wheel carries the part number 39C12-IVK and is suited for precision grinding tasks requiring a standard 7" wheel.
