As a wholly owned company of SHOWA, which contributes to society through the manufacture of car parts , we at Showa Seiko will take on the challenge of manufacturing. home Corporate information Product Info Technical information Equipment information quality information access Other The cutlery site has been renewed! ≫ INFORMATION インラインフレームを使用しています ▲ Return to top of page Business contents: Cutting (lacing), polishing (grinding), rolling, alumite treatment, titanium nitride (Tin) coating Main products: Pinion shaft, spool valve for AT, spool valve for CVT, torsion bar, pump drive shaft Copyright (c) SHOWA-SEIKO., LTD All Rights Reserved