Punch revolving.
Here we can punch holes in several dimensions.
Osborne type 155.
Six tube punch made with tubes 1, 2, 3, 4, 5, 6 or 0, 1, 2, 3, 5 &
7. This punch is known as the best Revolving Punch made. The
frame is made of forged steel, highly polished. Cutting tubes are
turned from special carbon tool steel and threaded to allow easy
replacement. These tubes are individually hardened. The reach or
distance from the cutting tube to the back of jaw is 1 1/2". Weight
each is 14 oz. Size 0 to 7 provided unless specified otherwise.