Chrome Plated Rod: Honed Tube:Tolerance of ID: H8 / H9Material: ST52 BK+SStraightness: 0.5/1000mmRoughness: <Ra0.4ID: 40mm to 250mmOD: 50mm to 299mm PhoneTel: (974) 4450 9422Mob: (974) 3323 0340Email:sales@dynamicpower.com.qa Drop Us Message: