sand blasting ceramic nozzle,sand blast nozzle,sand blasting nozzle ceramic nozzle: 4mm.5mm.6mm.7mm sand blasting ceramic nozzle,sand blast nozzle,sand blasting ... 1/4" NPTCeramic Nozzle: 5mm------------------------------------------------------------------------------------------------------model : GS-C-SBG4Sandblast gun with iron nozzleCeramic Nozzle: 4mm, 5mm, 6mm, 7mm ...