Make a Factory Quality 9mm Rifled Barrel in your Kitchen Using Salt Water and Electricity (ECM)
By ImproGuns
Back in March 2017, I reported on a proof of concept attempt to create rifling grooves, essential to ensure stabilization of bullet, in a length of steel tubing using a process known as Electrochemical Machining (ECM). This was achieved using a simple jig designed using a 3D printer combined with copper wire laid into the […]
The post Make a Factory Quality 9mm Rifled Barrel in your Kitchen Using Salt Water and Electricity (ECM) appeared first on The Firearm Blog.
Source:: The Firearm Blog
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