... .Punch can be made with JIS,AISI,DIN,ISO 2.Punch diameter 12mm,14mm,18mm,23mm ... M42Dimension ØD:12mm,14mm,18mm,23mm,25mmL:15mm,25mmStandard JIS,DIN,ANSI,ISO,BS,GBDriver typePH(+), POZI(*), SLOT(-), PH/ ... SLOT(+-), SUQARE, HEX, 6-LOBE…CoatingPLAINWith coating : TiN coating(yellow), TiALN ( ... , China (mainland)Produce as your requirement for bolts and nail making