中海鋼業 List of Products and Services

Nakauumi responds to changing needs as a specialist in fully threaded products by providing proposals that can accommodate detailed requests. We ensure stable quality and supply by securing a rich inventory and sources for special steel. We value long-term relationships with our customers and have adapted our manufacturing to meet various requests for fully threaded products. We aim to be the go-to choice for all things related to fully threaded products, whether it be size, material, special processing, or delivery time. 【Product Lineup】 ■ Cut bolts (fully threaded, alloy) ■ Long bolts ■ Cut bolts for chemical use (fully threaded) ■ Double-ended bolts ■ Single-ended bolts ■ Other screw products ■ General metal processing products *For more details, please refer to the PDF document or feel free to contact us.

• bolt
• Processing Contract
• Contract manufacturing

We can customize the manufacturing of long screws (cut bolts) according to our customers' requests. We are flexible in terms of size and material, and we also accept orders for special screws. If you suddenly need long screws (cut bolts), please feel free to contact us. 【Size Range】 ■ Diameter Starting from the thinnest M3 Starting from the thinnest W1/4" Starting from the thinnest UNC1/4" ■ Length Starting from the shortest 10mm *For more details, please feel free to contact us.

• bolt
• nut
• Contract manufacturing