... CNC, milling machine, drilling machine, numerical lathe, all types of lathe. 7.Surface finish process polishing, sand blasting, heat ... Good quality and strict delivery time.1. Aluminium casting, sand casting, die casting, gravity, high pressure die casting ... : CNC, milling machine, drilling machine, numerical lathe, all types of lathe.4. Surface finish process: polishing, sand blasting, heat treatment ...