1 EXHIBIT 23.1 INDEPENDENT AUDITOR'S CONSENT We consent to the incorporation by reference in Registration Statement No. 333-05567 of Haskel International, Inc. on Form S-8 of our report dated July 21, 1997, appearing in the Annual Report on Form 10-K of Haskel International, Inc. for the year ended May 31, 1997. Deloitte & Touche LLP Costa Mesa, California August 26, 1997