Costem is proud of its rich experience in and extensive knowledge of the precision machining of hard-to-work materials.


Aerospace Parts

Full-scale entry into the aerospace industry

Since its inception, Costem has aggressively challenged fields within precision machining which are especially known for their hard-to-work materials. As part of our efforts, to ensure the global standard quality of our aerospace industry parts, Costem has acquired Aerospace Quality Management System
JIS Q 9100(AS9100) Certification, further fortifying our system for contracted manufacturing of parts for the aerospace industry. We at Costem have a history of initiatives in difficult machining work spanning over 60 years. We believe the DNA of our company developed over the course of our history will realize its potential on the new stage that is the aerospace field. You can look forward to our endeavors in aerospace for years to come.