Machinery: Excavator ,export to a lot of country. OEM new. surface is smooth, Processing Type: Casting Use: Coal Mining We are a direct manufacturer of producing & exporting the undercarriage parts for Excavator & Bulldozer so many yearsturn and walk reducer gearNTN, NSK, SKF,KOYO and other bearingturn and walk pads importJapan Izumi cylinder engine parts and componentsHanChen broken and the ...