Search for sheet metal slot punch

sheet metal sleeve having a slotted end , and a sheet metal cap adapted to punch or die , force outward the upper edges or walls of the slits to

How to make a sheet metal punch, I needed a 30 mm sheet metal punch So I made my own

sheet metal slot punch Buy KW-triO Heavy-Duty Slot Metal Single Hole Puncher 1-Hole Paper Punch 10 Sheet Capacity for ID Card PVC Photo Slot and Paper at Aliexpress for

tslot plate Mechanical Press JB23-16T Metal Slot Punch Press Machine from China, Find Details about Mechanical Press, Press Machine from Mechanical Press JB23-16T Metal