EXHIBIT 4.15 HAWK [LOGO] January 1, 1997 Mr. Norman C. Harbert and Mr. Ronald E. Weinberg c/o Hawk Corporation 200 Public Square, Suite 29-2500 Cleveland, Ohio 44114-2301 Byron S. Krantz, Esq. c/o Kohrman Jackson & Krantz P.L.L. One Cleveland Center,...Stockholder's Agreement • January 31st, 1997 • Hawk Corp
