Product Description Precision Casting,investment casting ---drills. Parts For Various Customers... Investment Casting For Various Industries... With the precision dimensional and polish surface Process: WAX INJECTION, ASSEMBLY, SHELL BUILDING, DEWAX, CONVENTIONAL CASTING, KNOCK OUT, CUT OFF, FINISHED CASTINGS. Weight: Up to 35kgs Custom design and manufacture available, Commonly Used Material: 1. Stainless steel: 303, 304, 304L, 316, 316L, CF8, CF3, CF8M, CF3M, 1.4308, 1.4301, 1.4408, 1.4404, 1.4581, SCS13, SCS14, SCS13A, SCS14A, 17-4PH etc. 2. Carbon steel: 60, 65, 70, 75, 80, 85, WCB, WC6, WC9, C45, C20 etc. 3. Low carbon alloy steel: 15Cr3, 15CrNi6, 16MnCr5, 34CrMo4, 42CrMo4, 56NiCrMoV7 etc