About Koosei Precision

Established in 2019 in Chang'an, Dongguan, China, Koosei Precision specializes in manufacturing precision mold inserts based on customer-supplied drawings and technical specifications.
Our main machining processes include precision grinding, die-sinking EDM and wire EDM. We manufacture mold inserts for injection molds, stamping dies and die-casting molds, with careful attention to dimensions, tolerances, materials and surface finish.
From drawing requirements to finished components, we focus on careful machining and quality at every stage of production. Each component is manufactured according to the customer's drawings and requirements.
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