... manufacturer , we have competitive price with good quality for castings. alloy steel castingWe can manufacture kinds of gears that diameter is ... Our gears have following features:1) Material: steel, brass, aluminium, stainless steel, zinc alloy, aluminium alloy, wood 2) Standard: JIS, DIN, ASTM, BS3) Processes ... and inspectionc) In house & Third Partiesd) Ordering and warehousing alloy steel casting