... .powerful, Efficient ,CE 3.for holing ,for punching 4.high performance,easy operation Nameplate:BrandWonLonTypedeep ... of stamping sheet metal production, and can be used for punching,blanking, trimming, bending ... , tractors, motor, electrical equipment, instrument, medical equipment, daily hardware Area, etc.The pressure ... ,315t,350t of pressing machine for your choice. J21S-100 deep throat punching ...