1.High quality,best price 2.OEM serviecs offered 3.Samples offered ay any time 4.quick ... abilityabout300,000PCS per month.F.Customized package is avaliable.G.OEM service is welcomeH.Material:carbon steel such as C45,20CrMnTi ... ,High Frequency Quenching, Carburizing Quenching and so onI.Processing:forged,casting,heattreatment,or quenching and tempering carburizationWe are looking forward to ...