5.6 small caliber gun rifling production line with much manual broach
Hello landlord. The general value of deep rifling line diameter of the gun bore 2%. That is, 5.72 or 5.75 broaches, if conditional chromium plating. Just choose 5.8 broach. But the rifling twist wrapped angle is more complex, so please treat specific conditions. Please adopt
The general value of deep rifling line diameter of the gun bore 2%. 5.72 or 5.75 arrows that broach,
I have a good 5.6 sips of rifling
