... ,2738,718,45# 2.Cavity: Single or Multi 3.Runner:Hot/ We're specilized in 2013 Taizhou Huangyan injection plastic battery ... ,S55C,2738// 718,2738,P20,45#.Steel hardnessHRC 30-36RunnerHot / Cool runnerMould StardardDME// Standard Mould BaseCavity NumberSingle or MultiInjection and Ejector ...