Material Specification :Body : CopperInletOutlet & Nozzle : Gun MetalNozzle Dia (Outlet) : 6, 12, 16, 20 and 25 mm BoreHydrostatic Pressure for Body : 21 Kgf Cm2Finish : Buff PolishedWarrantyGuarantee : One year from the date of purchase for any manufacturing defect