EX-23.1 2 l08047aexv23w1.txt EXHIBIT 23.1 CONSENT EXHIBIT 23.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We have issued our report dated June 15, 2004, accompanying the financial statements and supplemental schedule included in the Annual Report of the Helsel, Inc. Employees' Retirement Plan on Form 11-K for the year ended December 31, 2003. We hereby consent to the incorporation by reference of said report in the Post-Effective Amendment No. 2 to the Registration Statement of Hawk Corporation Form S-8 (File No. 333-68583, effective June 23, 2004). /s/ GRANT THORNTON LLP Cleveland, Ohio June 25, 2004 12