... length according the needs;Other grade that we supplyCarbon Steel: CK45, ASTM A105, C45, C45N, C60, C60N, ... CK15Alloy Steel: 21CrMoV511, 20MnCr5, 42CrMo4, 42CrMo4V,42CrMoS4, 42CrMoS4V, 25CrMo4, 34CrNiMo6, 34CrNiMo6V ... +QT,17CrNiMo6,18CrNiMo7-6, 39CrNiMo3,30CrNiMo8,18CrNiMo5, 20MnCr5Tool Steel: Din 1.2344,1.2714,P20.Manufaturer: Jiangsu Zhuhong Forging Co.,Ltd. ...