Waterjet carbide nozzle also known as focusing tube or mixing tubes , is made by high hardness material tungsten carbide. The quality of the nozzle is very important to the life and efficiency of the machine. ETOP nozzles imported from� USA and the quality is guaranteed.Etop Abrasive waterjet nozzle:Best cost-effectivenessUp to 120 hours of precision cuttingUp to 250 hours of rough cuttingFaster cutting speedGreater� Choice us, you will never disappointed!