Min. Order Reference FOB Price
1 Piece US$0.04 / Piece
Product Description
Production Details: We manufacture and supply extension spring with high-quality.Our extension spring is made of high-quality stainless steel and high-carbon steel .Specifications:1)with the wire diameter is 1mm 2)Free Height 6.3cm3)high tensile strength 4)Dimensional Accuracy 5)Long service life. ...