KENNAMETAL INC — Director's Dealing 2007

May 2, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: KENNAMETAL INC (KMT)
CIK: 0000055242
Period of Report: 2007-05-01

Reporting Person: BREISINGER JAMES R (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2007-05-01	Common Stock	M	700	$38.48	Acquired	37598.6768	Direct
2007-05-01	Common Stock	M	5642	$40.975	Acquired	43240.6768	Direct
2007-05-01	Common Stock	M	2175	$50.605	Acquired	45415.6768	Direct
2007-05-01	Common Stock	S	200	$71.25	Disposed	45215.6768	Direct
2007-05-01	Common Stock	S	100	$71.21	Disposed	45115.6768	Direct
2007-05-01	Common Stock	S	2217	$71.2	Disposed	42898.6768	Direct
2007-05-01	Common Stock	S	900	$71.07	Disposed	41998.6768	Direct
2007-05-01	Common Stock	S	200	$71.05	Disposed	41798.6768	Direct
2007-05-01	Common Stock	S	1300	$71.01	Disposed	40498.6768	Direct
2007-05-01	Common Stock	S	3600	$71	Disposed	36898.6768	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-05-01	Employee Stock Option (right to buy)	$38.48	M	700	Disposed	2013-12-10	Common Stock (700)	Direct
2007-05-01	Employee Stock Option (right to buy)	$40.975	M	5642	Disposed	2014-07-26	Common Stock (5642)	Direct
2007-05-01	Stock Option (right to buy)	$50.605	M	2175	Disposed	2015-07-24	Common Stock (2175)	Direct