Meet Roger J. Sustar. We met years ago, but mostly I know him through the e-mails he sends. Sustar owns Fredon Corp. in Mentor, OH. It's a 65-person metalworking manufacturing shop. His claim to fame is machining complex castings to high tol erances for several markets, including aerospace, aircraft, defense, medical, and off-highway equipment.
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机译：认识Roger J. Sustar。我们几年前见过面，但大多数时候我通过他发送的电子邮件认识他。 Sustar在俄亥俄州Mentor拥有Fredon Corp.。这是一间可容纳65人的金属加工制造厂。他成名的说法是为航空航天，飞机，国防，医疗和非公路设备等多个市场加工高品质的复杂铸件。
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