Quote:
Originally Posted by Bill Murphy
Before you give the gunsmith your instructions, make sure he even has a gauge. "Gunsmith" is a very relative term in this country. A very large percentage of them do not own a wall thickness gauge and an even larger percentage do not own a Hosford gauge.
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right you are - one local shop uses a bore gauge inside and a caliper outside -subtract and divide by two 
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"If there is a heaven it must have thinning aspen gold, and flighting woodcock, and a bird dog" GBE
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