EXHIBIT 23.1
                                                             ------------

                        INDEPENDENT AUDITORS' CONSENT


   We consent to the incorporation by reference in this Registration Statement
   of Illinois Tool Works Inc. on Form S-8 of our report dated January 27,
   2003 (which report expresses an unqualified opinion and includes an
   explanatory paragraph as to Illinois Tool Works Inc.'s change in its
   method of accounting for goodwill and intangible assets, and our audit
   procedures on the 2001 and 2000 transitional disclosures in the Goodwill
   and Intangible Assets Note required by the change) appearing in the
   Annual Report on Form 10-K of Illinois Took Works Inc. for the year
   ended December 31, 2002.


   /s/ Deloitte & Touche LLP

   August 19, 2003