... auto 2. Meet your need DS DC gear spur gear for gearboxFeatures:Material: Carbon steel such as C45, 20CrMnTi, 40Cr, ... European or American standardItem: M1, M1.5, M2, M2.5, M3, M4, M4.5, M5, M6, M6.5, M7, M7.5 ... on your special sample or drawing and meet your need for high precision on teeth of gear Good quality with reasonable ... delivery and great customer service. DS DC gear spur gear for gearbox