| 摘要 |
A method for manufacturing double barrel shotgun barrels, including the steps of providing an elongated metal stock material having a first end and a second end, forming two index holes in both the first end and the second end of the material, forming a first and second bore hole through the material, and then profiling the material into a desired gun barrel profile. 16 . 479 Double barrel shotgun barrels formed from a single piece of elongated solid metal stock material according to the process of the invention are also taught.
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