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7/23/2006 8:30:54 AM EDT
I have a Bushmaster XM15 E2S the Varmint Special in .223
This rifle has a chrome chamber and barrel.
Will it hurt to use the mil spec brass bristle brush on it?
If so, what is the best method to clean the chamber and lug housing?
Thanks, George
7/23/2006 9:52:12 AM EDT
[#1]
Chambers need cleaned regardless of material. Use the bore brush and clean the chamber as required. It is important to keep the bore / chamber clean to prevent FTE's from dirty chambers that cause the spent case to "stick" to chamber wall.

Sooner
7/23/2006 7:51:58 PM EDT
[#2]
Thanks Sooner but I was told to only clean the chrome chambers with cotton swabs?
I am new to the 15 and don't want to mess it up. This brush has brass bristles and I was wondering if it would hurt the chrome?
George
7/23/2006 7:57:58 PM EDT
[#3]
The military uses chrome lined bores, and they still use chamber brushes. i use a chamber brush on my chrome lined bore, and no problems yet. I don't foresee any problems with it.
7/23/2006 8:00:26 PM EDT
[#4]
The chrome is many times harder than brass. You'll wear out many brushes and not hurt the chrome.
7/24/2006 4:48:47 AM EDT
[#5]
there will be no issues with using a GI chamber brush with your rifle.
here is what I do; I put a chamber brush on a section of rod and attach it to my power screwdriver, soak it in solvent and let it spin in the chamber for about 10 seconds. I rinse it out with non-chlorinated brake cleaner. whistle clean in a snap.
7/24/2006 6:41:43 AM EDT
[#6]

Quoted:
there will be no issues with using a GI chamber brush with your rifle.
here is what I do; I put a chamber brush on a section of rod and attach it to my power screwdriver, soak it in solvent and let it spin in the chamber for about 10 seconds. I rinse it out with non-chlorinated brake cleaner. whistle clean in a snap.

Heh never thought of doing that, ill have to try that next time! Thanks
7/24/2006 7:01:17 AM EDT
[#7]

Quoted:
there will be no issues with using a GI chamber brush with your rifle.
here is what I do; I put a chamber brush on a section of rod and attach it to my power screwdriver, soak it in solvent and let it spin in the chamber for about 10 seconds. I rinse it out with non-chlorinated brake cleaner. whistle clean in a snap.


That's what I do as well.
And the in-and-out motion will clean around the lugs real good as well.
7/24/2006 7:03:07 AM EDT
[#8]
I like it.  Always lookin' for another opportunity to break out the power tools.
7/24/2006 5:50:10 PM EDT
[#9]
If the brass/bronze bristles would hurt the chamber, then wouldn't the brass cartridge casings sliding in and out be even worse?

Sorry.  That sounds like I'm being a smartass.  It's a bad habit I have.  I understandbeing paranoid, especially if it's a new toy.  I start out babying things too for a while.
7/29/2006 8:51:03 PM EDT
[#10]
Thanks to all!! I now have a clean Bushy and it's happy so I'm happy!!
I haven't got to the power drill yet though!!
George
7/30/2006 4:01:53 AM EDT
[#11]
Brownells sells a nylon chamber brush, that's what I use.
7/30/2006 2:44:55 PM EDT
[#12]

Thanks to all!! I now have a clean Bushy and it's happy so I'm happy!!
I haven't got to the power drill yet though!!
George


And make sure you don't get out the "Power Tools" Only a retard would use one to clean a weapon (Unless your in the Mil, then that's a whole other story...)
7/31/2006 5:29:38 AM EDT
[#13]
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)
7/31/2006 6:33:53 AM EDT
[#14]

Quoted:
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)


How will the brush create grooves?
7/31/2006 6:41:15 AM EDT
[#15]

Quoted:

Quoted:
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)


How will the brush create grooves?


You are spinning it at a high RPM (compared to your wrist) and it can slowly wear through the chrome. Brushing your teeth too hard will cause the enamel to wear away. Nylon bristles are significantly softer than the hard enamel, but yet it does wear it away.
7/31/2006 7:18:31 AM EDT
[#16]

Quoted:

Quoted:

Quoted:
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)


How will the brush create grooves?


You are spinning it at a high RPM (compared to your wrist) and it can slowly wear through the chrome. Brushing your teeth too hard will cause the enamel to wear away. Nylon bristles are significantly softer than the hard enamel, but yet it does wear it away.


That is why I use a slow power screwdriver for only 10 seconds.
7/31/2006 7:50:28 AM EDT
[#17]

Quoted:

Quoted:

Quoted:

Quoted:
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)


How will the brush create grooves?


You are spinning it at a high RPM (compared to your wrist) and it can slowly wear through the chrome. Brushing your teeth too hard will cause the enamel to wear away. Nylon bristles are significantly softer than the hard enamel, but yet it does wear it away.


That is why I use a slow power screwdriver for only 10 seconds.


I use a fixed handle rod and just sping my chamber brush about 10-15 rotations and then remove. It usually gets out the carbon chunks from firing Wolf ammo.
7/31/2006 8:21:59 AM EDT
[#18]

Quoted:

Quoted:

Quoted:
A cordless drill with the chamber brush can create grooves in the chamber. I have a Dewey chamber brush rod (basically a fixed handle 8-32 threaded end on a brass rod)


How will the brush create grooves?


You are spinning it at a high RPM (compared to your wrist) and it can slowly wear through the chrome. Brushing your teeth too hard will cause the enamel to wear away. Nylon bristles are significantly softer than the hard enamel, but yet it does wear it away.


I see where you're coming from with that.
Low RPM for a short period of time would be the way to go then. If you insist on doing it.
Will the nylon brushes clean as well as the brass ones?
7/31/2006 9:00:11 AM EDT
[#19]
I wouldn't use a drill/brush on metallic cartridge guns, especially with rifling.  I've never found in necessary anyway.

Brownells, however, does sell a Brass Rod to chuck into a drill for use when cleaning smooth bore shotguns.  This method works great in this application.
7/31/2006 9:10:40 AM EDT
[#20]
From experience, the nylon brushes generally aren't stiff enough to remove the amount of carbon I see from firing a buttload of Wolf ammo at the range. They may work with the right solvents but I never had a problem with the bronze brushes. Actually, I recently had to clean out my AR15s and the Dewey chamber kit (that midway sells: fixed handle rod, chamber brush with 8-32 threads) worked nicely. After rotating the brush manually a dozen or so times with M-Pro 7 or CLP, I stuck an Otis from breech to muzzle with a patch puller. The patch had a bunch of black slime/ooze stuck to it from the chunks of carbon in the chamber that was brushed loose by the brush.
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