Outboard Bearing Housing Precision Casting Full process qulity control High ... , etc. Process: Investment Casting, Sand Casting (Resin Sand Casting, Green Sand Casting), Permanent Casting, Die Casting, Centrifugal Casting, Forging and Stamping etc. ... Types: Machined by Round Bar and steel plate, Drilling, Milling, Turning, Boring, Slating, Grinding, Broaching, NC/CNC ...