Description
Porous, rough, Crystolon block quickly knocks off all the old caked-on, used-up abrasive and metal residue from the surface of muslin and felt wheels. Gets the wheels ready to accept a full load of fresh polish. Also shapes and dresses grinding wheels. Mfg: Norton SPECS: 2″ (5cm) high x 2″ (5cm) wide x 4″ (10.1cm) long.
