... Precision Steel Casting part Sand casting part1. ... Casting:Sand Casting,Molding Casting, InvestmentCasting,Die Casting,Lost Wax Casting,Lost foam casting, V-process casting. 2). Forging:Hammer ,Pressure ,Hot/Cold forming,Dropped forging 3). Machining ... :Lathe, Boring, Vertical , Horizontal, Milling, Saw etc. 4). Material:carbone steel,alloy steel,stainless steel, ductile iron & alloy iron ...