مكان المنشأ
Zhejiang, China
رقم الموديل
miniature torsion springs
اسم العلامة التجارية
Hensen
Product name
miniature torsion springs
Material
carbon steel, stainless steel, brass, phosphor bronze etc.
Surface treatment
nickel plated, zinc plated, black plated, melanism, gold plated etc.
Diameter
the diameter of outer or inner
Quantity
we also could quote as per our MOQ(1000pcs)