ロゴマーク中国精螺株式会社 CHUGOKU SEIRA CO., LTD.

Products

image of a shape

picture of nuts and bolts

Precision forged parts

With our multi-stage precision forging machines, we have achieved a stable process for high-quality mass production, based on custom orders from our customers, without additional machining of difficult parts such as slits.

pucture of nuts

picture of bolts

Nuts and bolts

We use our forging machines to produce M4 to M30 size nuts and M6 to M14 size bolts.