Creating rifling grooves in a gun barrel without a lathe is a complex but highly rewarding skill for those passionate about ...

In this video, we walk you through a highly accessible method for making barrel rifling using simple materials and basic hand ...

EMAG LLC is offering a new, two-spindle ECM rifling machine that provides the same extreme precision and process repeatability as larger models but at a lower price. Firearms manufacturing requires ...

A .308, which takes 40 to 46 grains of powder, has a barrel life of perhaps 5,000 rounds. The .300 Win Mag, which has the same bore diameter but takes 70 to 80 grains roughly, has half that.