EXHIBIT 10.5 November 10, 2003 Mr. Morris H. Wheeler Chief Executive Officer Cohesant Technologies Inc. 5845 West 82nd Street Indianapolis, IN 46278 Dear Morris: This letter confirms that, pursuant to action of the Board of Directors on November 9,...

                                                                    EXHIBIT 10.5

                                November 10, 2003

Xx. Xxxxxx X. Xxxxxxx
Chief Executive Officer
Cohesant Technologies Inc.
0000 Xxxx 00xx Xxxxxx
Xxxxxxxxxxxx, XX 00000

Dear Xxxxxx:

         This letter confirms that, pursuant to action of the Board of Directors
on November 9, 2003, your Base Salary (as defined in the Employment and
Confidentiality Agreement Dated December 1, 2001) was increased to $153,010 per
annum, effective December 1, 2003.

                                             Very truly yours,

                                             /s/ Xxxxxx X. Xxxxxxx
                                             ----------------------------------
                                             Xxxxxx X. Xxxxxxx,
                                             Chairman of the Board of Directors

Acknowledged this 10 day of November, 2003.

/s/ Xxxxxx X. Xxxxxxx
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Xxxxxx X. Xxxxxxx