customized OEM Alloy Steel Casting/Foundry With ISO 9001:2008 Standard and non-standard customized OEMAlloy Steel Casting/Foundry Timing ... black of oxidation, zincing, nickelage, anode. Machine: CNC engine lathe, milling machine, drilling machine, gear shaper, hobbing ... & timely shipment. 1) guarantee excellent workmanship, 2) Small order accepted 3) OEM offered.A:certification: ISO9001:2008.Order ...