**Exhibit 4.24****AMENDMENT NO. 18 TO****AMENDED AND RESTATED CREDIT AGREEMENT**This Amendment No. 18 to Amended and Restated Credit Agreement (this “***Amendment***”), dated as of May10, 2007, is entered into by and between **SIFCO INDUSTRIES, INC.**(the “***Borrower***”) and **NATIONAL CITYBANK**(the “***Bank***”) for the purposes amending and supplementing the documents and instrumentsreferred to below.WITNESSETH:WHEREAS, Borrower and Bank are parties to an Amended and Restated Credit Agreement made as of April30, 2002, as amended from time to time (as amended, the “***Credit Agreement***” providing for **$6,000,000**of revolving credits; all terms used in the Credit Agreement being used herein with the samemeaning); andWHEREAS, Borrower and Bank desire to further amend certain provisions of the Credit Agreement toextend the Expiration Date of the Subject Commitment and to eliminate the weekly Borrowing Basereporting requirement;NOW, THEREFORE, in consideration of the foregoing and the mutual covenants and agreements containedherein and for other good and valuable consideration, the receipt and sufficiency of which ishereby acknowledged, the parties agree as follows:**SECTION I —****Amendments to Credit Agreement**A. Subsection 2A.02 of the Credit Agreement is hereby amended to extend the Expiration Datefrom April 1, 2008 to October 1, 2008.B. Subsection 2B.16 of the Credit Agreement is hereby amended to delete the weekly BorrowingBase reporting requirement set forth therein. The monthly reporting requirement set forth insubsection 2B.16 shall continue.**SECTION II —****Representations and Warranties**Borrower hereby represents and warrants to Bank, to the best of Borrower’s knowledge, thatA. None of the representations and warranties made in the Credit Agreement or any RelatedWriting, (collectively, the “Loan Documents”) has ceased to be true and complete in anymaterial respect as of the date hereof; andB. As of the date hereof no “Default” has occurred that is continuing under the LoanDocuments.**SECTION III –****Acknowledgments Concerning Outstanding Loans**Borrower acknowledges and agrees that, as of the date hereof, all of Borrower’s outstanding loanobligations to Bank are owed without any offset, deduction, defense, claim or counterclaim of anynature whatsoever. Borrower authorizes Bank to share all credit and financial information relatingto Borrower with each of Bank’s parent company and with any subsidiary or affiliate company of suchBank or of such Bank’s parent company.**SECTION IV —****References**On and after the effective date of this Amendment, each reference in the Credit Agreement to “thisAgreement”, “hereunder”, “hereof”, or words of like import referring to the Credit Agreement shallmean and refer to the Credit Agreement as amended hereby. The Loan Documents, as amended by thisAmendment, are and shall continue to be in full force and effect and are hereby ratified andconfirmed in all respects. The execution, delivery and effectiveness of this Amendment shall notoperate as a waiver of any right, power or remedy of Bank under the Loan Documents or constitute awaiver of any provision of the Loan Documents except as specifically set forth herein.
 

 
**SECTION V —****Counterparts and Governing Law**This Amendment may be executed in any number of counterparts, each counterpart to be executed byone or more of the parties but, when taken together, all counterparts shall constitute oneagreement. This Amendment, and the respective rights and obligations of the parties hereto, shallbe construed in accordance with and governed by Ohio law.IN WITNESS WHEREOF, Borrower and Bank have caused this Amendment to be executed by their authorizedofficers as of the date and year first above written.           **SIFCO INDUSTRIES, INC**.   **NATIONAL CITY BANK**             By: /s/ Frank A. Cappello   By: /s/ Christian S. Brown  Name:  Frank A. Cappello   Name:  Christian S. Brown  Title: V.P. Finance and CFO   Title: Vice President