Judy & Sally,
The deepest throat I've seen is 11 inches.) I have not seen a saw
with the blade oriented at right angles to the frame, which might
work, but I'll bet many blades would be broken.
Your instinct on twisting the saw blade is on target: Sharr Choate’s
book “Creative Gold- and Silversmithing” page 70:
"Long Strips of metal may be sawed by using the saw frame with a
rotated blade. Before inserting the blade in the bottom clamp,
the blade is twisted 90 degrees with a pair of flat-jawed pliers
(see Fig 50). The blade is removed, the opposite end is inserted
in the clamp, and the twisting action is repeated, but one should
be sure that the twist is the same on both ends."
This was my first reference book, back in the 70’s. I generally like
it, but I have to wonder with her further recommendation, also page
"Lubricants for the saw blade are not necessary... The only
lubricant should be saliva, used infrequently and in sparing