Product name: Steel sand casting--sprockets 100% quality control OEM service, ISO9001: 2000 Materials: Carbon steel, Alloy steel, Items: FOB NingBo or Shanghai, CIF XX Lead time, 30 -40 days Place of Origin: Ningbo, China Software for specification drawings: PDF, Auto CAD, Solid work, JPG, Proe Main production equipments: Foam 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 sprocket by sand casting process in Ningbo, China 3)CNC Machined parts, machined parts or machinery parts or machining parts, matelwork-metal products and stamping parts are suitable to us also. 4) They are using for mining industry, earthmoving equiments, such as excavators, bulldozers & trenchers, etv. 5) Exporting Markets: Australia, Canada, USA, UK, Brazil, SOUTH AFTICA, Italy, etc. 6)Supplier introduction: China Ningbo sand casting factory; China Ningbo Co., Ltd; China Ningbo inc; China Ningbo corporation; China Ningbo manufacturer; China Ningbo Supplier; China Ningbo part; China Ningbo foundry;