Investment Casting Alloy Steel Truck Spare PartsMaterial:40CrProcess: Investment Casting+Shot BlastingCertificate: ISO9001:2015MOQ:100 pcs Hot Tags: investment casting alloy steel truck spare parts, China, manufacturers, suppliers, factory, wholesale, customized, buy, made in China, OEM Precision Milling Pump Cover Parts, CNC Precision Machining Connection Shaft, CNC Milling Parts, Sand Casting Agricultural Steel Parts, Investment Casting Alloy Steel Engineering Parts, Casting Heavy Equipment Accessories