... stop cutting device PLC Control system automatic metal cutting machine slitting material cold rolled steel , galvanized steel , galvalume steel , ... , worm and worm wheel adjusting unit, cardan shaft, gear distribute box, clutch, reducer, DC electrical cabinet, 55kw DC timing motor, ... slit strips of different width by adjusting the bushings. Up and down blade shaft adopts middle alloyed steel(42CrMo) ...