... Carburizing QuenchingProcess: Investment casting, die casting, gravity casting, sand castingMachining: Turning, milling, drilling, grinding, threading, CNC machining, etc.Finishing: Sand blasting, polishing, ... plating, acid treatment, anodizing, paintingCertificate: ISO9001OEM accepted (please offer drawings)Main markets: US, Europe, Asia. South America Industrial Roller ...