1 EXHIBIT 23 INDEPENDENT AUDITORS' CONSENT We consent to the incorporation by reference in Registration Statement No. 33-72138 of Met-Coil Systems Corporation of Form S-8 of our report dated June 26, 1999, appearing in this Annual Report on Form 11-K of Met-Coil Retirement Plan for the year ended December 31, 1998. /s/ MCGLADREY & PULLEN, LLP Cedar Rapids, Iowa June 24, 1999