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Fusehatsu’s Custom Spring Manufacturing: Built to Answer Unusual Requests
“Can you make a spring in this shape?” “I just need one prototype.”
At Fusehatsu, we respond to such requests with the experience and expertise gained from producing over 50 million custom springs annually.
We have a proven track record across a wide range of industries, including automotive, medical, food processing, and industrial machinery.
From a single prototype to small-lot, multi-variety production and full-scale manufacturing, we offer flexible, reliable support.
Products
Custom Spring Examples
Compression Spring
A wide variety of coil spring shapes are available, including cylindrical, conical, barrel, hourglass, and single-tapered designs.
Extension Spring
Various hook shapes, such as reverse-loop and U-hooks, can be customized to meet your needs.
We consider both cost and hook strength, and support you from the design stage onward.
We consider both cost and hook strength, and support you from the design stage onward.
Torsion Spring
Whether the coil is used in a wound or unwound direction, we design and manufacture springs according to the mounting method.
Double Torsion Spring
We are also capable of manufacturing high-strength, safety-focused double-kick springs, such as return springs used in automotive clutches.
Wire Form Spring
We also support manufacturing through press forming and welding.
For small-lot production, manual processing using dedicated tools can be more cost-effective.
For small-lot production, manual processing using dedicated tools can be more cost-effective.
Flat Spring
Flat springs are available in a variety of materials, including carbon steel, alloy steel, stainless steel, and copper alloys.
We propose the most suitable option based on your application and operating environment.
We propose the most suitable option based on your application and operating environment.
Ring Spring
Ring springs offer simple shapes with versatile applications, from precision parts to daily goods. We tailor proposals to suit your needs and environment.
Custom-Shaped Spring Ball
This is Fusehatsu Industry’s original product, the “Onigiri Ball.”
It can be used in a variety of situations—during desk work, for training, or simply to pass the time.
It can be used in a variety of situations—during desk work, for training, or simply to pass the time.
Reasons
The Fusehatsu Advantage
Since our founding in 1950, Fusehatsu has been dedicated to spring manufacturing with a flexible, customer-focused approach—guided by the philosophy:
“If there’s a need, we’ll make even a single piece.”
“If there’s a need, we’ll make even a single piece.”
This commitment to responsiveness and craftsmanship continues to support not only manufacturers but also earns the trust of fellow spring makers.
Here’s why so many continue to choose Fusehatsu.
Here’s why so many continue to choose Fusehatsu.
Flow
How To Order
From design and prototyping to production and mass manufacturing, your dedicated sales representative will support you every step of the way with a one-stop service.
Learn more about our process from consultation to delivery here.
News
News
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NewsAnnouncement of new website launch
Thank you for using our website. We have launched a website about custom-made spring manufacturing. The new website has a revamped design and functions, and we have enhanced the content to make it more convenient for our customers.