... Shot Blasting Device ISO9000,SAE OEM Strict Quality Control QG Steel Pipe Blast Shot Blasting DeviceCE and ISO9001 certificate Product Introduction:The ... , S280, S330, S460, S550, S660,S780, S930)steel grit (G14, G16, G25, G40, G50, G80)stainless steel shot (410, 430, 201, 205, 301 ... , 304, 316)steel cut wire shot (CW1.0, CW1 ...