Can some one tell me what these punch marks are for? Thanks....FrankInformation
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Can some one tell me what these punch marks are for? Thanks....FrankInformation
Warning: This is a relatively older thread
This discussion is older than 360 days. Some information contained in it may no longer be current.
Those small ones on the right side of the receiver are common and I believe that they are Rockwell hardness tests.
Thank you....Frank