Torsion spring d0.7mm OD4/5/6/8mm 65Mn steel spiral torsion ring angle 60 90 120 180 degrees

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Product Name: torsion spring
Material: 65Mn spring steel
Surface treatment: untreated
Quantity: 5pcs
Product features:
1. Good elasticity: high plasticity, good toughness, good fatigue resistance, uniform stress, good hardness and good texture.
2. Fine workmanship: it is manufactured by high-precision spring machine with small tolerance and smooth surface without burr.
3. Environmental protection and health: the content of harmful elements is low, and the content of harmful elements such as s, N, P and inclusions is low.