What are benefits of new shanks on upright hammer replacement ?

[Sid Blum]

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>Any wordsmiths out there?



Moreover, frictious forces become important and may eventually 
constitute the dominant contribution to the total force.

from: http://www.biophysj.org/cgi/content/full/74/2/931

"Sorry, I couldn't resisit!"

Sid

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Sid Blum
sid at sover.net