... ' production experience Product Name: Investment Casting Agricultural Machinery Spare PartsModel No.: JH12092Specification:1) Material: carbon ... grinding, threading, CNC machining.4) Finishing: sand blasting, polishing, plating, acid treatment, anodizing, PVC powder coating, ... train, engineering, construction, chemical, metallurgy, and boat machinery. High quality, Competitive price, Good servise, Fast ...