... 2.good abrasion resistance 3.high toughness , cnc universal milling machine part Yize mainly engages in design and manufacture of ... with precise produce.4. With 5 years machine parts processing experience .machine parts Manufacturer, Supplier, Factory, Exporter in ... surface roughness within Ra0.025, straightness within 0.0028)packaging type : Paper of Box9)cooperation customer : China, Western, Japan ...