... +blasting+Machining Surface finish: Passivation+Zinc Precision casting part. PRODUCTIONMATERIALSPECIFICATIONSPRICECASTING PARTSSTEELACCORDING TO CUSTOMERS DRAWINGSWeight:0. ... OTHER MATERIALS ACCORDING TO DRAWINGS.Machining lathes: auto lathe, CNC machining, CNC turning, CNC cutting, ... milling, threading, tapping, drilling, etc.Process: auto lathe, CNC machining, CNC turning, CNC cutting, CNC milling ...