KENNAMETAL INC — Director's Dealing 2007

Aug 14, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KENNAMETAL INC (KMT)
CIK: 0000055242
Period of Report: 2007-08-10

Reporting Person: DUZY STANLEY B (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-08-10	Common Stock	S	700	$79.27	Disposed	7000.078	Direct
2007-08-10	Common Stock	S	158	$79.44	Disposed	6842.078	Direct
2007-08-10	Common Stock	S	200	$79.32	Disposed	6642.078	Direct
2007-08-10	Common Stock	M	2866	$40.975	Acquired	9508.078	Direct
2007-08-10	Common Stock	M	2175	$50.605	Acquired	11683.078	Direct
2007-08-10	Common Stock	M	1644	$54.115	Acquired	13327.078	Direct
2007-08-10	Common Stock	S	384	$79.37	Disposed	12943.078	Direct
2007-08-10	Common Stock	S	1375	$79.4	Disposed	11568.078	Direct
2007-08-10	Common Stock	S	700	$79.46	Disposed	10868.078	Direct
2007-08-10	Common Stock	S	200	$79.45	Disposed	10668.078	Direct
2007-08-10	Common Stock	S	300	$79.42	Disposed	10368.078	Direct
2007-08-10	Common Stock	S	100	$79.25	Disposed	10268.078	Direct
2007-08-10	Common Stock	S	300	$79.26	Disposed	9968.078	Direct
2007-08-10	Common Stock	S	600	$79.3	Disposed	9368.078	Direct
2007-08-10	Common Stock	S	1500	$79.38	Disposed	7868.078	Direct
2007-08-10	Common Stock	S	600	$79.52	Disposed	7268.078	Direct
2007-08-10	Common Stock	S	100	$79.51	Disposed	7168.078	Direct
2007-08-10	Common Stock	S	426	$79.55	Disposed	6742.078	Direct
2007-08-10	Common Stock	S	100	$79.41	Disposed	6642.078	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-08-10	Employee Stock Option (right to buy)	$40.975	M	2866	Disposed	2014-07-26	Common Stock (2866)	Direct
2007-08-10	Stock Option (right to buy)	$50.605	M	2175	Disposed	2015-07-24	Common Stock (2175)	Direct
2007-08-10	Stock Option (right to buy)	$54.115	M	1644	Disposed	2016-07-24	Common Stock (1644)	Direct