Press Release

ITW Announces Plans to Webcast May 28th Presentation for Sanford C. Bernstein & Co. Strategic Decisions Conference

Glenview, Illinois – May 23, 2008

Illinois Tool Works Inc. (NYSE: ITW) today announced plans to webcast its presentation at the Sanford C. Bernstein & Co. Strategic Decisions Conference in New York. The presentation will take place Wednesday, May 28, 2008 at 2:00 PM ET. The URL for the presentation is:

http://www.corporate-ir.net/ireye/conflobby.zhtml?ticker=ITW&item_id=1817945

The presentation will be delivered by David B. Speer, chairman and chief executive officer.

With $16.2 billion in revenues, ITW is a multinational manufacturer of a diversified range of value-added industrial products and equipment. The Company consists of approximately 825 business units in 52 countries and employs some 60,000 people.

Contact: John Brooklier, 847-657-4104 or jbrooklier@itw.com