Koosei Precision is an engineer-founded manufacturer of custom mold inserts, core pins, jig & fixture parts and FA components

Our advantage

Equipment you can audit. 3 Mitsubishi sinker EDMs (±0.002 mm, up to 800 × 600 × 350 mm), 3 Seibu wire EDMs (±0.001 mm, ±15° taper) and 6 NC-controlled surface grinders (flatness within 1 μm, Ra 0.05 μm).

Why choose us

Engineers, not salespeople. Your drawings are reviewed for manufacturability, dimensional accuracy and process optimization before we quote — reducing your risk before production starts.

Our service

Built for high-mix, low-volume. Skilled manual polishing combined with NC grinding delivers ultimate flatness and parallelism even on single-piece orders.

About Us

Your Trusted Source for Custom Mold Components

About Us

Koosei Precision is an engineer-founded manufacturer specializing in precision mould components, custom CNC machining and tooling parts for customers across Europe, North America and Japan.


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FEATURED SERVICES
Your Trusted Partner for Custom Mold Components

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