... FCL 15000pcs ------------------------------------------------------------------------------------------------------model : GS-C-SBG2Sandblast gun with ceramic nozzleCeramic Nozzle: 4mm, 5mm, 6mm, ... 'FCL 14520pcs model : GS-C-SBG3Sandblast gun with Tungsten Carbide tipsAir inlet 1/4" NPTCeramic Nozzle: 5mm ... model : GS-C-SBG4Sandblast gun with iron nozzleCeramic Nozzle: 4mm, 5mm, 6mm, 7mm ...