May 23, 20188 yr Frosty: Search on: images for break press knife die. I'd hope they were made from a decent die steel and so be difficult to work and extremely difficult to heat treat but make a great hardy. What alloy is the one you are considering using?
May 23, 20188 yr Author It is used for bending sheet metal. This is the upper die and there is a lower one that is v shaped. Different sizes for different thickness. I have no idea.
May 23, 20188 yr Greetings Eric, Just a simple suggestion.. Put it in your vise on those nice shoulders as the base and give it a try before you modify them. I would keep them as is for future tools. ( Fly press) Forge on and make beautiful things Jim
May 23, 20188 yr Author I'll give it a try and see how it goes. I was thinking if I had to I could weld something on it to hold it in the hardy hole.
May 23, 20188 yr Those dies are generally made from 4140, according to a guy I know who works sales for a tool-and-die manufacturer.
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