... , Wide application 2.powerful, Efficient ,CE 3.for holing ,for punching 4.high performance,easy operation Nameplate:BrandWonLonTypedeep throatModelJ21S- ... it is the main equipment of stamping sheet metal production, and can be used for punching,blanking, trimming, bending, shallow ... ,160t ,200t,250t,315t,350t of pressing machine for your choice. J21S-100 deep throat punching machine for metal sheet