Происхождение товара
Guangdong, China
Product Name
custom extension spring, piano wire extension spring with hooks
Material
iron, carbon steel, stainless steel, aluminum, brass, copper, bronze
Surface treatment
plated, sandblast,brush,anodize,painting,powder coat,etc
Color
Silver,black,blue,golden,orange,red,etc
Certifications
ISO9001/IATF16949/RoHS