@bo669ww
Active 3 년, 3 개월 전
http://www.switchsocketparts.com/metal-stamping/
Understanding Metal Stamping
Metal stamping is a cold-forming process that makes use of dies and stamping presses to transform sheet metal into different shapes. Pieces of flat sheet metal, typically referred to as blanks, is fed into a sheet metal stamping press that uses a tool and die surface […] 보기