Oregon 37-050 Pressure Washer Sandblasting Kit With 10-Inch Sand Hose 24-Inch Lance Extension 3650 Max PSI Nozzle Size 4.5 Orifice 1.5mm 22mm x 1/4-Inch Male 10-Inch Sand Hose and a 24-Inch lance 3650 Max PSI 4.5 Nozzle size 4.5 Nozzle size 1.5mm Orifice Size