| Material | High Carbon Steel (SWC), Stainless Steel (SUS301) | 
| Thickness | 0.08~0.7mm | 
| Width | 2~50mm | 
| Length | Any Length | 
| Colors | Silver or Brass | 
| Finish | Zinc-plated, Nickel-plated, chrome-plated, silver-plated, gold-plated, imitation gold-plated, and as customers requests | 
| Load Type | Extension, Torsion | 
| Various Type | Extension Springs, Torsion Springs, Power Springs, Constant Force Spring, Constant Torque Spring, Flat Torsion Spring | 
| Application | Electronic Products, Toys, Take-up spring, Electronic wire take-up spring, Clock and Timer, Hose reel, Car safety belts, etc. | 
| Certificate | ISO9001, ISO14001, CE, RoHS, SGS | 
| Capability | OEM & ODM, Standard Products | 
| Service | Quick Responses with Full Attention within 24 Hours | 
| Advantage | High Quality, High Precision, Competitive Prices, First-class Fully Automatic Production Equipment, Safe Package, and Prompt Delivery. | 



