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Lennie the Lurker
 
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(Dave) wrote in message . com...
Am I
exaggerating the difficulty level?

Probably. A good set of machinists jacks and a good tiedown kit will
handle 99% of what you may run into. Sacrificial blocks beneath the
part that you can cut through without worrying about hurting something
else also come into play. Even cutting up to a clamp, stopping and
moving the clamp to behind the cutter works quite well when the piece
is thin. Clamps made of mild steel or aluminum that you won't be
hurting anything by cutting into them also works. Just don't waste
any more time making them than you have to, doesn't make any sense for
something you're going to use once and toss when you're done.
Reasonable milling vises are cheap, if there's money in a job to cover
it, and you have to cut into it, that works too. Parallels, mine are
all of mild steel, ground, and sometimes drilled and milled into, but
cost is low. Use it once, either toss it or mill and regrind for the
next job.

Not to say that some jobs are not tricky, but the answers usually
don't have to be expensive or complicated.