UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

PROXY STATEMENT PURSUANT TO SECTION 14(a) of THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.     )

Filed by the Registrant     [X]

Filed by a Party other than the Registrant     [ ]

Check the appropriate box:

	Preliminary Proxy Statement
	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
	Definitive Proxy Statement
X	Definitive Additional Materials
	Soliciting Material Pursuant to §240.14a-12

NPK International Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than Registrant)

Payment of Filing Fee (Check the appropriate box):

X	No fee required.
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	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.