Different types of sizes are available in tungsten carbide nozzle is 5mm, 6mm, 8mm,10 mm,12mm, etc. The different sizes of the nozzle are used in different types of sand blasting machines like 5mm,6mm are used in portable sand blasting machine type p-7-150, and p-7-300 machine. And the remaining nozzle types are used in p-7- 500 and p-7-1000.