50PCS 10mmx7mmx0.7mm Stainless Steel Dual Hook Tension Spring Silver Tone

Tension spring can be used in many occasions, such as production and assembly, experiment, research and development, maintenance, etc. Spring in the global market occupies an important position, are widely used in defense, marine, computer, electronics, automotive, mold, biological, chemical, aerospace, railway, nuclear power, wind power, thermal power, engineering machinery, mining machinery, construction machinery, elevators, and other fields.