The importance of good spring tool design

All springs manufacturing starts with spring tool design. As a matter of fact, considering that they might be exposed to extreme conditions in mechanics industry, RHD makes its customers benefit from its years of experience in spring tool design.


Compression spring

We manufacture cold-coiled compression springs.

Wave spring

We manufacture wave springs to meet simple or complex requirements.

Tension spring

We manufacture tension springs to meet simple or complex requirements.

Torsion spring

We manufacture torsion springs to meet simple or complex requirements. They can be manufactured from standard machines or specific tools.

Wire form spring

Wire forms are used for a wide variety of applications. Pins, hooks, clips, electrical contact parts, and more, they can be manufactured from standard machines or specific tools.

Flat spring

Flat springs are made using special tools. They can be produced following their morphology on a radial or linear press. RHD has seasoned experts on both types of machines.

Sub-assembly spring

RHD can offer its customers the option of pre-assembly on machine during production in order to shorten the assembly stages and achieve productivity improvements. We are also able to assemble our part with a part supplied by the customer.

Our offer


Spring tools design expert for more than 60 years

The strategy of development of RHD group is based on a policy of continuous investment, the implementation of state-of-the-art production tools – computerized tools essentially-, an orientation towards buoyant markets, in particular the car industry and cosmetic, an opening on the world market. Numerous industrialists now use our services, that they approve by a large majority because of the added value that we bring, the fact that we show very fastidious in the initiatives which that we undertake, the advices and accompaniments we proposed to the prospects.

The RHD group is at present a major reference in spring tools design and industrial spring creation. In brief, we chose a route betting on the excellence which contributed to raise our prestige both on the French market and on the international market. The reputation of the group RHD is not to be any more demonstrated in this “sharp" domain, because it evolves in it since almost half a century. José Dubois and the son of the founder Serge Huon are at present in charge of the group, and concocted a “innovative" growth policy that has accelerated the growth of the company.

Different uses of springs

Springs are these little pieces of metal generally wrapped in the form of sausage that we encounter in many everyday objects (pens, phones, glasses, etc.) They can also be found in hardware, machinery and other industrial equipment, and in these cases are subjected to extreme conditions.

There are different types of springs for different uses:  compression springs, tension springs, torsion springs, flat springs, and other special springs. Considering the conditions of use, spring tool design requires not only know-how but also high-performance equipment.

RHD, high quality and efficient spring manufacturer

RHD is a manufacturing plant equipped with a production tooling at the cutting-edge of technology, qualified staff and personalized follow-up of each order. At RHD, spring tool design takes all the criteria and conditions for future use final spring into account. In addition, RHD provides a customized spring tool design adapted to its customers’ specific needs.

RHD is a professional spring manufacturer present on the market for decades. 70 years of proven experience, combined to technological innovations allow this spring’s specialist to provide its customers with all types of springs they need.

Some of RHD’s major customers are large industrial mechanics companies, but also the automotive, cosmetics, pharmaceutical, and medical industries.

Robots, industrial machines, bottles of perfume, watches, lighters, shock absorbers, are but a few of the very numerous items that cannot function properly without one or several small springs. Even though they are frequently neglected, springs play an essential role in a wide range of everyday objects. Due to the considerable mechanical and sometimes thermal or chemical stresses to which springs are exposed and their small dimension, springs must be produced following very high quality standards. Cutting-edge sectors,, including automotive, pharmaceutical or high-tech industries attach great importance to the springs that make up their products.