Chibaseira

>Japanese

Chibaseira is a specialist in brass hexagonal nuts.

Chibaseira is committed to always staying on the leading edge of technology.

Through our precision milling and machining, we meet all our customers’ needs, from prototypes to mass production. We are confident that we can meet a wide range of demands promptly, with high quality and precision. We actively tackle components with high levels of difficulty, including screw slotting and side holes.


Products

Here, we highlight our products.

Brass Hexagonal Nuts

Brass hexagonal nuts

We have been making JIS and ISO-compliant brass hexagonal nuts for over 60 years. We manufacture a wide range of nuts, including pipe nuts, square nuts, and special nuts, with diameters ranging from 2 to 55 mm. Brass hexagonal nuts are our main product.

Insert Nuts

Insert nuts

We manufacture insert nuts according to our customers’ needs. We offer nuts with low cost as well as high quality.

NC Multi-task Machining

NC multi-task machining

Through our precision milling and machining, we meet all our customers’ needs, from prototypes to mass production. We are confident that we can meet a wide range of demands promptly with high quality and precision. We actively tackle components with high levels of difficulty, including screw slotting and side holes.

■Materials: brass, aluminum, steel, stainless steel

■Small (2 mm) to large (45 mm) diameters supported

■Products of other sizes can also be supported

About Us

Name Chibaseira Co., Ltd.
Representative Yoshinori Chiba, President
Capital 3 million yen
Established April 1954
Address (Home Office)
3-6-7 Tateishi
Katsushika, Tokyo
124-0012

(Mobara Plant)
Kobayashi, Mobara, Chiba
Telephone +81-3-3693-5515
Fax +81-3-3693-5517
Businesses Manufacture and sale of brass hexagonal nuts
Manufacture and sale of insert nuts
General metal machining and NC multi-task machining
Rosette washers and screws for camera tripods
Manufacturing Equipment Automated lathes
NC multi-task lathes
Screw tappers
Inspection equipment (projectors and microscopes)
Certifications and Awards Katsushika Excellent Factory (received in 2004)
ISO 9001 (acquired in 2006)
Eco Action 21 (EA21) (received in 2006)
Katsushika Town Factory Monogatari (received in 2008)
ISO 14001 (acquired in 2010)
Please use email when contacting us from outside Japan.