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Exhibit 32b

CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     In connection with the Quarterly Report of Twin Disc, Incorporated (the
"Company") on Form 10-Q for the fiscal quarter ending March 31, 2005, as filed
with the Securities and Exchange Commission as of the date hereof (the
"Report"), I, Christopher J. Eperjesy, Vice President - Finance, Treasurer and
Chief Financial Officer of the Company, certify, pursuant to 18 U.S.C. Section
1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002,
that, to the best of my knowledge:

     (1)    the Report fully complies with Section 13(a) of the Securities
Exchange Act of 1934, and

     (2)    the information contained in the report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.


Date:  May 13, 2005                      /s/ CHRISTOPHER J. EPERJESY
                                         Christopher J. Eperjesy
                                         Vice President - Finance, Treasurer,
                                         Chief Financial Officer