Army cuts rifling in cannon bore with promising new technology
A photo of the inside of a 155mm M284 cannon barrel shows the rifling profile machined with a new technology called electrochemical machining (U.S. Army by Christopher Humiston) By Timothy L. Rider June 12, 2026 WATERVLIET ARSENAL, N.Y. — Cannon engineers here used literal cutting-edge technology to cut rifled grooves in the bore of a
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