Cold runner:>. One board runner design result long life and less maintenance>. Same nozzle distance design to make same flow and same pressure in every nozzle>. Water or oil cooling for choice>. 2 in and 2 out cooling for nozzles and runner,Website:http://www.dasschina.com, best temperature control>. Nozzle separated easy to clear>. High quality material used�Options:1. Each nozzle flow control � � different design according to parts��2. �4, 6, 8, 12, 16, 24, 32, 64 nozzles customized for customer������������ �3.Fast loading / unloading system4.�One�cold runner fit to many similar parts technology.��