Attached as Exhibit 100 to this report are the following materials from Fastenal Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2008, filed on February 20, 2009, formatted in XBRL (Extensible Business Reporting Language): (i) the Consolidated Balance Sheets, (ii) the Consolidated Statements of Earnings, (iii) the Consolidated Statements of Cash Flows, and
(iv) the Consolidated Statement of Stockholders' Equity and Comprehensive Income. Users of this data are advised pursuant to Rule 401 of Regulation S-T that the information contained in the XBRL documents is unaudited and these are not the official publicly filed financial statements of Fastenal Company. The purpose of submitting these XBRL formatted documents is to test the related format and technology and, as a result, investors should continue to rely on the official filed version of the furnished documents and not rely on this information in making investment decisions.

In accordance with Rule 402 of Regulation S-T, the information in this Current Report on Form 8-K, including the Exhibits, shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liability of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

(d) Exhibits.

The following exhibits are included herewith:

Exhibit
Number       Exhibit Description
100          The following materials from Fastenal Company's Annual Report on Form
             10-K for the fiscal year ended
             December 31, 2008, filed on February 20, 2009, formatted in XBRL
             (Extensible Business Reporting
             Language): (i) the Consolidated Balance Sheets, (ii) the Consolidated
             Statements of Earnings,
             (iii) the Consolidated Statements of Cash Flows, (iv) the Consolidated
             Statement of Stockholders' Equity
             and Comprehensive Income, and (v) the Notes to the Consolidated
             Financial Statements.