... ×75mmStroke rate50SpmMax shut480mmSlid surface330,450mmProcessing Obj.Metal etc.Weight8000kg Brief Introduction :J21 series ... main equipment of stamping sheet metal production, and can be used for punching,blanking, trimming, bending ... range they can provide is 10T-350T.So there’ll be model for 10t, 16t ... ,315t,350t of pressing machine for your choice. J21S-100 deep throat punching machine for metal sheet