1.use high quality materials from Japan and France 2. more than 20,000 different types of punch 3.Our all manufacturing units *** We are producing screw second punch for FASTENER*** Punch can be made with JIS, AISI, DIN, ISO*** Punch Diameter 12mm , 14mm , 18mm , 23mm*** We also provide INCH SIZE punch*** We are TORX and TORX PLUS licensed tooling maker PH screw header punch