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FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 6:09 am
by andretti
Hi,
there is a modification of the FWB Mod 2 air pistol barrel - vent holes have been drilled using home made EDM drilling machine.

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 7:45 am
by Rover
Nice work! What do want to achieve with this?

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 7:59 am
by andretti
reduce muzzle flip.

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 9:15 am
by Gwhite
How do you eliminate burrs inside the barrel?

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 9:22 am
by andretti
EDM drilling do not leave almost any burrs (why I have chosen this method), but anyway, I have polished the bore.

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 3:48 pm
by NukeMMC
I presume a carbon EDM?

Re: FWB Mod 2 barrel vent holes

Posted: Tue Dec 13, 2022 3:59 pm
by andretti
As you can see in the photo, I have used a brass electrode.