... and outer walls special shot blasting machineThe series of QG inner and outer walls special shot blasting machine for surface treatment, wiping up ... -10161-4QGN15001016-15001-4 Main Products:Shot blasting machine (Q32,Q37,QG15,QG,Q69,QH69,QT37)steel shot (S70, S110, S170, S230, ... G50, G80)stainless steel shot (410, 430, 201, 205, 301, 304, 316)steel cut wire shot (CW1.0, CW1.5)aluminum shot (0.8MM, ...