EX-23 2 j0836901exv23.txt EX-23 CONSENT EXHIBIT 23 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-88049) of Kennametal Inc. of our report dated June 25, 2004 relating to the financial statements of the Greenfield Industries, Inc. Retirement Income Savings Plan, which appears in this Form 11-K. /s/ PricewaterhouseCoopers LLP -------------------------------- PricewaterhouseCoopers LLP Pittsburgh, Pennsylvania June 29, 2004