1.type:heat exchanger fin punching die 2.max fin spacing:above 10mm 3.punching die life valid:above 10 ... ,surface slit,notching,heater holes,sin-wave,etc.Matching equipment:fin pressFin hole diameter range:5-25.4mmFin die rows range ... :AF-2A,RF-530,Henkel Magnus L67,etc Package of fin dieSpare parts package: heat exchanger upper die for ...