... 2.high quality and best service 3. fast delivery ABS controller housing plastic injection WT- Common norms reference: Mold typePlastic injection ... , 420(heat hard) 8407(heat hard), Cr12, CrWMn ,etc.Runner type:cold runner, hot runner, hot manifoldCavity typesingle, family, multi-cavityHot runnerYUDO, Mold master, Incoe ...