Exhibit 23.3 CONSENT OF INDEPENDENT AUDITORS May 5, 2000 Board of Directors Precision Partners, Inc. We consent to the reference to our firm under the caption "Experts" and to the use of our report dated June 29, 1998 relating to the audited financial statements of Nationwide Precision Products Corporation in the Registration Statement (Form S-4) and related Prospectus of Precision Partners, Inc. /s/ Insero, Kasperski, Ciaccia & Co., P.C. Rochester, New York May 5, 2000