exhibit 10. 18 january 8, 2009 mr. steve ratterman chief financial officer the o ’ gara group, inc. 7870 east kemper road suite 460 cincinnati, ohio 45249 re : proposed $ 35, 000, 000 in senior secured credit facilities dear steve : it is our understanding that the o ’ gara group, inc. ( the “ company ” or the “ borrower ” ) proposes to undertake the transaction described in the summary of terms and conditions ( the “ summary ” ) attached hereto and has requested that pnc bank, national association ( “ pnc bank ” ), provide a portion of the $ 35, 000, 000 in senior secured credit facilities consisting of ( i ) a revolving credit facility in an amount not to exceed $ 25, 000, 000 and ( ii ) a term loan facility of up to $ 10, 000, 000 ( the “ credit facilities ” ) and pnc capital markets llc ( “ pnc capital markets ” or the “ arranger ” ) arrange and syndicate the credit facilities ( the “ financing ” ) for the proposed transaction. we are pleased to inform you of ( i ) pnc bank ’ s commitment to provide $ 30, 000, 000 and ( ii ) first commonwealth bank ’ s ( “ first commonwealth ” and together with pnc bank, the “ banks ” ) commitment to provide $ 5, 000, 000 of the financing described in the attached summary, subject to the terms and conditions referred to in this letter and the summary. in addition, pnc capital markets is pleased to inform you of its agreement to act as the lead arranger and bookrunner, and pnc bank is pleased to inform you of its agreement to act as the administrative agent ( the “ administrative agent ” ) for the financing, in each case subject to the terms and conditions referred to in this letter, the summary and the fee letter ( dated as of this date ( the “ fee letter ” ). this commitment letter ( as defined below ), fee letter and summary are being provided in replacement of that certain commitment letter, fee letter and summary dated october 24, 2008, which superseded that certain commitment letter, fee letter and summary dated august 21, 2008. the summary includes a description of the principal terms of the proposed credit facilities connected with the financing, and is intended as a framework for the documentation and as a basis for further discussion of the financing ’ s terms, as appropriate. the financing will be documented in a definitive credit agreement