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Measure the torque needed to unscrew a 91/30 barrel after 73 years

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Uploaded on May 16, 2010

I did not want to make a relief cut, even though the barrel is to be thrown out.

I made a tapered collet from 1.5" 6061- T6 Alluminum.
The shank is 1.3 degrees taper on either side.

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