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Drilling Receiver Holes in 10/22's

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6.4K views 42 replies 20 participants last post by  1FJEF  
#1 ·
I'm not sure why Ruger does not have a rear receiver hole for cleaning the barrel but fortunately, aftermarket jigs are available for making your own. So I ordered the jig from Brownells and started my project of correcting three 10/22's today. One of the reasons I don't fire these guns as much as I should is because I'm always afraid of messing up the barrel during cleaning. This should alleviate that fear.

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The first gun to receive the mod is my stock Ruger 10/22. I read the instructions, gathered the required tools, and got to work.

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Mounted the jig to the receiver. The screws were very tight in the receiver holes, but I suppose that's a good thing. Everything seemed to line up correctly.

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I put the receiver with the jig in a vise, oiled up the bit, and started drilling. It only took a minute.

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Cleaned up the hole with some 1000 grit sandpaper, cleaned out the receiver, and test fitted a cleaning rod. Everything looks good. So now I can better clean the barrel, and move on to modding my other 10/22 and my charger.
 
#3 ·
2nd cleaning hole drilled.

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I did a thorough cleaning of the first 10/22 barrel, and then set this one up for the mod. It was a little more difficult because I didn't want to remove the scope. Managed to drill it without any damage. Since I got a new 1 piece Pro Shot 26" cleaning rod for Christmas, that motivated me to clean up the first barrel, and drill this hole. I'll probably clean this barrel after lunch. Then on to the charger.
 
#12 · (Edited)
Bore snakes are great. I've always used them on my 10/22's and Marlin 60's. But I always take the gun completely apart anyways when I clean them so I think the rod would just be easier like when I clean a bolt action instead of 30 years of yanking that bore snake thru the barrel. LOL.

And you can use a slightly larger brush to clean out just the chamber straight on instead of bending the brush and trying to clean it from under the receiver.

But yeah bore snakes are amazing. Used them forever.
 
#16 ·
I've been considering a jig like that (Brownells has one). But I have an extremely limited workshop and am not sure I want to tackle it myself. So I'm going to approach a local gunsmith that I know and see if either he already has one -- I'd rather pay him a few bucks to do it right -- or offer to buy him the jig that he can keep if he'll drill my receiver out.

For the record, I do use a bore snake, and plan to set up a DIY cleaning line using either fly fishing line or weed eater line that @Mike1833USMC showed me how to make. But occasionally, I'd probably like to run a brush through it, especially after I upgrade my barrel next year, so having the hole is desirable.
 
#23 ·
22 rimfires don't require sovents that eat stocks. Purely a misuse problem but if that is what some wants to use have at it
If someone wants to drill a hole in their receive and break down their gun to clean it that's fine with me. It just seems like a lot of unnecessary work but, again, if that is what someone wants to do, have at it.
I will say a lot of research, time and effort by some of the top shooters has gone into testing the effects of different cleaning methods and products used in the last few decades and just using a metal rod down your barrel from the crown end like grandpa taught you to do it is not the preferred method any longer.

You have to remember grandpa did not have access to bore scopes and the like to really study what was going on inside their barrels.
They just did what they learned from their fathers.

I would bet that many issues concerning rimfire semi auto actions not running very well could probably be remedied with a thorough proper disassembly and cleaning as many of these guns have never been properly cleaned since they were taken out of the box new.

Even the current experts more recommend a good cleaning of the chamber to eliminate a carbon ring build up and then just run a couple of dry patches down the barrel and leave the majority seasoning in the bore rather than scrub the entire barrel squeaky clean.

I do know that that most of these top guys have forgotten more about rimfire accuracy and gun care for ultimate precision and reliability than I have ever known so I for one will listen and follow their recommendations.
But again we all have the option to follow what we as an individual believe is adequate or best.
 
#25 ·
Remember any thing you use needs cleaning after you clean the rifle, the rod needs to be swiped clean after each pass, it picks up fouling the brush be it bronze or nylon, the snakes also need to be cleaned, take any snake and dunk it in the sink with a bit of dawn dish wash liquid and see how much dirt comes of it. it's a constant cycle.
Dr Gunners posted this about CLEANING good read.
 
#33 ·
It seems the latest consensus with many of the better competition shooters is to clean the chamber on a regular basis to prevent the buildup of a carbon ring and otherwise just run a couple of dry patches through after cleaning the chamber and the residue cleaner from the chamber that the dry patch picks up will remove any loose gunk out of the bore and leave the seasoning in the bore intact.

My plans on a new 10/22 I have picked up is to use a borescope to keep an eye on the chamber and get a good handle on the number of rounds fired when I start to really notice the carbon ring taking form and use that as my guide for pulling it down for cleaning.

Then I will use a mop to soak the chamber and the dry patch method for the bore.
But I also like pulling the bolt and cleaning it and inside the receiver as well so it should all be good, not every time I shoot it but on a regular schedule anyway which the time frame will be determined by the carbon ring build up in the chamber.
 
#34 ·
Seems like a good idea to drill the hole, if one wants to. Doesn't hurt anything.

I just hold a short piece of plastic straw inside of the muzzle so the rod can't contact the crown, and use a 17 cal coated rod from the front. Either that, or a straw and a patch worm for light cleaning.

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