Product Name: Chain / High Manganese steel casting / transmission machinery Materials: Alloy steels, High Manganese steel casting, Stainless Steel Items: FOB NingBo or Shanghai Lead time: 30 days Place of Origin: Ningbo, China Software for specification drawings: PDF, Auto CAD, Solid work, JPG, ProE Main production equipments: Wax injection, CNC-machine, machine-center, Heat treatment Furnace 1) We can do different kinds of surface treatment after casting, such as machining, polishing, and plating 2) We make them by precision casting, investment casting and sand casting or forging process in Ningbo, China 3) They are using for transmission machinery