... the Aotumatic grommet puncher, as we call it Automatic grommet press machine, Auto tach press machine,Automatic Grommet binder, Automatic Grommetor etc.. It ... grommets are normally not too satisfied in appearance. The Automatic Grommet Puncher is a new developed products, the design is dead ... punching, then go next more after finish.3)In automatic mode:set the punching frenqucy firstly, then press the ...