The evolution of wire products
We used to manufacture sewing needles in the past, but now we produce industrial needles.
![Industrial Needle Production](/images/seihin_kougyouyouhari.jpg)
Production of industrial needles
(From the 40s to present)
Products Currently in Production
Industrial Needles
We specialize in thin and long products.
Example: Piano Wire with Round Tip and Barrel Polishing
Material: Piano Wire Grade B, Polishing: Dry Barrel Polishing
Application: Mainly used for loom and preparatory machine reed needles
Product Inspection Example
We conduct visual inspections for all products.
By performing barrel polishing, it is possible to achieve a surface roughness of 0.01 to 0.07 μmRa for both the round tip and L-dimension processed areas.
![Wire Inspection](/images/senzai_kensa.jpg)
Inspection Example
![Tip](/images/kensa_sentan.jpg)
Enlarged Tip - Round Tip Processed
![Center](/images/kensa_center.jpg)
Enlarged Near Center - L-dimension