Wholesale Garage Door Double Power Flat Torsion Spring 21 Inch Length

2022 Flexible Design Helix Torsion Spring Customized Size

Hershery Company, located in Huangjiang (a town of Dongguan), Guangdong province,

established in 2000. It is specialized in the manufacture, development, sale of springs

and service after sale. There are keeping 3 km distances from Guanshen Highway,

10 km distances from Dongguan Railway Station. The traffic is very convenient.With

a 6000 square meter land, 20 sets of high-tech machines and testing equipment, our

company maintains the leading position in spring industry. Currently, we have the most

advanced below 10 mm CNC automatic spring machine at home, which can produce the

smallest wire diameter range from 0.08mm to 10 mm. It is also the first CNC automatic

spring machine to produce the below 10 mm diameter spring in Dongguan. Also we have

the mesh belt continuous furnace and washing machine. What is more, the spring testing

equipment and instrument are completely. Such as the quadratic projector, the torsion

testing machine, the pressure tensile testing machine and the salt test machine. They can

control the quality of spring fully and effectively.The main leading products in Hershery are

all kinds of precision springs, lathe parts, rivets, screws, metal stamping parts.

Product specification

Our advantages

1. High strength steel: It is made of high-quality steel with precise channel forming and strong fatigue resistance

2. Professional design: Solid materials, stable and durable, a variety of coils can be customized to meet your needs.

3. No deformation due to elasticity: Strict process one-time molding, high temperature heat treatment is not easy to

deform, strong elasticity

4. Various specifications are available:Various specifications and shapes are applicable to different situations, and

can be customized according to customer requirements.