... , Wide application 2.powerful, Efficient ,CE 3.for holing ,for punching 4.high performance,easy operation Nameplate:BrandWonLonTypedeep throatModelJ21S ... stamping sheet metal production, and can be used for punching,blanking, trimming, bending, shallow or deep ... process,and widely be used in national defense, aviation, automobiles, tractors, motor, electrical equipment, instrument, medical equipment, ...