KO-KEN

Ko-ken Tool Co., Ltd. was founded in 1946 in Japan and specializes exclusively in the production of professional hand tools for loosening fasteners. The main product range includes sockets, extensions, universal joints, and handles with various drive sizes. Production is focused on ensuring high precision of geometric parameters for working with threaded connections. The brand does not manufacture automotive spare parts but supplies equipment for their maintenance and repair. The company is an independent Japanese manufacturer and is not part of any third-party industrial conglomerates.

Country

Japan

Brand History

1. 1946: Founding of Ko-ken Tool Co., Ltd. in Tokyo. 2. 1950s: Development and implementation of thin-walled socket manufacturing technology. 3. 1970s: Expansion into international markets and broadening of the professional tool range. 4. 2000s: Introduction of the Z-EAL tolerance control system to improve torque transmission efficiency. 5. 2020s: Modernization of production lines in Japan to ensure consistency of tool geometric parameters.

Key OEM Customers

Not an OEM supplier to automotive assembly lines

Type

Manufacturer

Ecology

No information available.

Brand Authentication

Marking is applied using an impact stamp, which forms an indentation in the material. Each item features laser engraving with a production batch code. The protection system is based on the identification of the unique font and the depth of the stamp impression.

Certificates

ISO 9001