Originally Posted by: waylarI have a question I've always wanted to ask, how does a professional guitar tech change out strings every show and stretch them? Example: Joe Satriani's tech changes 6 sets of Floyd Rose with locking nuts every show. He cant possibly stretch them all by hand, does he? There must be a way other than by hand, my hand hurts stretching 1 set of strings.

Maybe this
http://www.barryrudolph.com/newtoys/toys7/stringstretcha.html