... mouth, the DB series cutting nozzle, GZ105 series cutting nozzle, the GZW1 cutting nozzle, the SG series of accidents cut mouth, GK3 series of quick cutting nozzle varieties ... . F hexagonal cutting nozzle and the DB series cutting nozzle for cutting (100 ~ 500mm) thick steel billet; GZ105 series cutting nozzle for the cutting of large thickness ...