Pro-Dex, Inc.

(714) 241-4411

Pro-Dex, Inc. to Present at 17th Annual Roth Capital Partners Growth Stock Coneference on February 22, 2005

Pro-Dex, Inc. PDEX today announced that the Company's President and Chief Executive Officer, Patrick Johnson, is scheduled to present at the 17th annual Roth Capital Partners Growth Stock Conference at 4:30 p.m. (Pacific) on February 22, 2005. The conference is hosted by the St. Regis Monarch Beach Resort in Dana Point, Calif.

The presentation will discuss the Company's "Speed-to-Market" strategy, which provides OEM customers with competitive advantages by getting advanced motion control and rotary drive technologies to market quickly and efficiently. The presentation will also discuss the Company's rapidly expanding base of projects under development, the impressive base of medical device and dental customers and management's growth strategy going forward. Mr. Johnson will also discuss the Company's historical financial improvements, including an 18 percent increase in sales for fiscal 2004 and the 38 percent increase in gross profits. Mr. Johnson will also discuss the trend toward higher gross margins. For the fiscal fourth quarter of 2004, gross profit as a percentage of sales increased to 53 percent compared to 40 percent for the fourth quarter of fiscal 2003 and compared to 48 percent for the fiscal third quarter of 2004.

Interested parties can visit http://www.wsw.com/webcast/roth5/pdex or www.pro-dex.com to access a webcast presentation. Following the presentation, Mr. Johnson will be available for one-on-one breakout meetings with analysts and investors. Interested parties should contact Hayden Communications at 843-272-4653 to schedule meetings.

Pro-Dex Inc., with operations in Santa Ana, California, and Beaverton, Oregon, specializes in bringing speed to market in the development and manufacture of technology-based solutions that incorporate embedded motion control and miniature rotary drive systems, serving the medical, dental, semi-conductor, and scientific research markets. Pro-Dex's products are found in hospitals, dental offices, medical engineering labs, scientific research facilities and high tech manufacturing operations around the world.

For more information, visit the Company's website at www.pro-dex.com.

Statements herein concerning the Company's plans, growth and strategies may include "forward-looking statements" within the context of the federal securities laws. Statements regarding the Company's future events, developments and future performance, as well as management's expectations, beliefs, plans, estimates or projections relating to the future, are forward-looking statements within the meaning of these laws. The Company's actual results may differ materially from those suggested as a result of various factors. Interested parties should refer to the disclosure concerning the operational and business concerns of the Company set forth in the Company's filings with the Securities and Exchange Commission.

About the Roth Capital Partners 17th Annual Growth Stock

Conference

This conference will feature more than 220 leading growth companies in sectors such as Technology, Healthcare, Financial Services and Consumer Products. A concentrated, two-day program will allow institutional investors to meet the executives from a select group of companies that have been hand picked by the Roth Capital Partners research team. 40% of this year's participating companies are presenting here for the first time. The average market cap of this year's presenters is around $330 million, with the median around $185 million. This closely mirrors the average and median market cap for the proposed Russell Microcap(TM) Index, which is expected to be around $277 million and $176 million, respectively.

To register for this conference, please contact your Roth sales representative at 800-678-9147.

Please note that this conference is by invitation only.

For more information about the conference visit: http://www.rothcp.com/2005%20DP%20Conference%20Web%20Site/Roth%20DP. html?content=home

Contact Information: Pro-Dex, Inc. Patrick Johnson, 714-241-4411 or Hayden Communications, Inc. Matthew Hayden, 858-456-4533 (Investor Relations)

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