Cant say. Always used cardboard but not for BP. Seemed to work. But known blokes to use leather. I think back then they just used what you had.
Type: Posts; User: Oldbloke
Cant say. Always used cardboard but not for BP. Seemed to work. But known blokes to use leather. I think back then they just used what you had.
Any old leather will work too. I have just used cardboard boxes.
Just buy a wad punch off ebay