NRA Rollers

NRA NEEDLE ROLLEROverview:Material standard: GCr15, 100CR6, SUJ2Hardness standard: HRC60-64Grade:G1,G2,G3Length tolerance:0.2Diameter tolerance:0.001TIR:0.006Ra:0.05  Rz:1.0End surface shape: round, flat, crowningSurface finishing: polish-grind, superfinish grinding● Applications: Rolling element, Component of bearings● Features: Rounded End● Mode of Transportation: 1.For small weight or Urgent, goods will be sent by Express DHL/FedEX/UPS/TNT/EMS2.For max production,goods will be shipped by sea/by air.3.According to client’s requirements. 



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