... main equipment of stamping sheet metal production, and can be used for punching,blanking, trimming, bending, shallow or deep drawing,molding ... and various cold stamping process,and widely be used in national defense, aviation, automobiles, tractors, motor, electrical equipment ... 80t ,100t ,125t ,160t ,200t,250t,315t,350t of pressing machine for your choice. J21S-100 deep throat punching ...