mainly used onautomobile, motorcycle and hydraulic equipment, such as fork shock
absorber, downshock absorber, steeing gear, hydraulic cylinder, jacks etc…
material：10#, 20#, 45#,37Mn5, SAE1010,SAE1020, SAE1045,ST35, ST37, ST52…
OD range：12.00—80mm； thickness range: 1.0-8.0mm