Don't know how to OEM agriculture equipment spare parts from  investment casting manufacturers! Quality custom-made spare parts for agricultural equipment manufactured through investment casting process.
Here is the one, HX metal casting Co;Ltd, with ISO citificatied, and over ten years experence,  investment casting manufacturers 

https://www.hx-precisioncasting.com/precise-metal-components-p5661641.html

HX metal casting Co;LTD as a leading industrial manufacturer based in the UK, China & Vietnam, HX metal casting Co;LTD offers complete solutions for metal castings, metal fabrications, precision machining, and more one-stop manufacturing processes and solutions.