ILLINOIS TOOL WORKS INC — Director's Dealing 2007

Dec 21, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLINOIS TOOL WORKS INC (ITW)
CIK: 0000049826
Period of Report: 2007-12-21

Reporting Person: SMITH HAROLD B (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-12-21	Common Stock	S	1500	$53.57	Disposed	14056313	Indirect
2007-12-21	Common Stock	S	110	$53.56	Disposed	14056203	Indirect
2007-12-21	Common Stock	S	800	$53.55	Disposed	14055403	Indirect
2007-12-21	Common Stock	S	500	$53.522	Disposed	14054903	Indirect
2007-12-21	Common Stock	S	2400	$53.51	Disposed	14052503	Indirect
2007-12-21	Common Stock	S	2500	$53.50	Disposed	14050003	Indirect
2007-12-21	Common Stock	S	2400	$53.49	Disposed	14047603	Indirect
2007-12-21	Common Stock	S	1200	$53.48	Disposed	14046403	Indirect
2007-12-21	Common Stock	S	200	$53.47	Disposed	14046203	Indirect
2007-12-21	Common Stock	S	4300	$53.46	Disposed	14041903	Indirect
2007-12-21	Common Stock	S	8890	$53.45	Disposed	14033013	Indirect
2007-12-21	Common Stock	S	7000	$53.44	Disposed	14026013	Indirect
2007-12-21	Common Stock	S	1100	$53.43	Disposed	14024913	Indirect
2007-12-21	Common Stock	S	2200	$53.42	Disposed	14022713	Indirect
2007-12-21	Common Stock	S	1800	$53.41	Disposed	14020913	Indirect
2007-12-21	Common Stock	S	13300	$53.40	Disposed	14007613	Indirect
2007-12-21	Common Stock	S	1400	$53.39	Disposed	14006213	Indirect
2007-12-21	Common Stock	S	6600	$53.38	Disposed	13999613	Indirect
2007-12-21	Common Stock	S	950	$53.37	Disposed	13998663	Indirect
2007-12-21	Common Stock	S	1850	$53.36	Disposed	13996813	Indirect
2007-12-21	Common Stock	S	4300	$53.35	Disposed	13992513	Indirect
2007-12-21	Common Stock	S	200	$53.33	Disposed	13992313	Indirect
2007-12-21	Common Stock	S	1200	$53.32	Disposed	13991113	Indirect
2007-12-21	Common Stock	S	400	$53.23	Disposed	13990713	Indirect
2007-12-21	Common Stock	S	4800	$53.22	Disposed	13985913	Indirect
2007-12-21	Common Stock	S	2400	$53.21	Disposed	13983513	Indirect
2007-12-21	Common Stock	S	896	$53.2056	Disposed	13982617	Indirect
2007-12-21	Common Stock	S	200	$53.205	Disposed	13982417	Indirect
2007-12-21	Common Stock	S	14604	$53.20	Disposed	13967813	Indirect
2007-12-21	Common Stock	S	800	$53.19	Disposed	13967013	Indirect

Footnotes

F1: 793,081 shares held in a revocable trust created by me.

F2: 12,674,652 shares held in various trusts of which I am a co-trustee and have a direct beneficial interest.

F3: 490,080 shares held in a trust of which I am a co-trustee and have a contingent beneficial interest.