... treatmentHardening, NitridingFeaturesAdvanced design, High precision, Quality materials, Long lifetime, Quick deliveryPrecision machining CNC,, drilling machine, numerical lathe, all ... works 2008 flow analysisQuality certificatesISO9001-2008Dear customers,With 15 years experience in professional manufacture,our ... ,America,South-east Asian and Middle East.With only your drawing on hand,we will ...