GM Supplier Quality Excellence Award2016
Winning “GM Supplier Quality Excellence Award 2016”
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Winning “GM Supplier Quality Excellence Award 2016”

we renewed our website. with a new mobile mode function, flexible layout adjustment corresponds to any device […]

Winning “GM Supplier Quality Excellence Award 2015”

Winning “Isuzu Delivery Special Cooperation award”.

Having a technical tie-up with steel manufacturers, we research and propose ideal steel materials for precisio […]


Higher Torque performance is required in recent years. Our precision net formed gears have higher strength aga […]

Technical information for Ooka’s precision forged Clutch gear. Spline Data Size Φ50 – 110 Condition R […]

O-oka’s precision net formed gears are not just “Blank gears”. Minimized machining stock, reducing machining c […]

Researched and tested with Aachen university, strength advantage for forged gear compared to machined gear has […]