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A comment on A DIY Cruise Missile (2004). Parent comment
There are a zillion videos on YouTube about this.
The hard part isn't the rifling, it's cutting the bore. After that, you can "just" push a rifling button through it and it will cut the rifling.
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There are a zillion videos on YouTube about this.
The hard part isn't the rifling, it's cutting the bore. After that, you can "just" push a rifling button through it and it will cut the rifling.