Action Truing -VS- Squaring the Face

Douglas-001

Sergeant
Full Member
Minuteman
Jan 16, 2012
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1,388
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50 miles west of Camp Perry
So I got a Krieger on the way for the 700P. Got the builder all lined up and would like to ask members for their advice on full action truing with a double pinned lug which costs more than squaring the face, lapping the lugs and adding a precision ground recoil lug. He advised that since the stock is aluminum bedding block not epoxy bedded, I have a choice between the two. Having been focused on service rifles, I'm still learning about the precision bolt gun. If there is a post or section about this matter I am open to that route too. This rifle will be for 1,000 yard matches at Camp Perry and where ever else I can stretch it's legs. Thanks and good luck and good shooting!

Doug


Specs:

Remington 700P
.308
26" BBL
Black Oversize Stock (H&S or McMillian?)
 
What does your builder reccommend? I'd follow his advice over most keyboard gunsmiths, and if he can't lean you one way or another with a reason why, then he must feel it's really not needed.

With that being said, VERY accurate rifles are built both ways. Pinning the lug allows switching barrels with ease. Single pointing the threads correctly, removes taper and straightens everything up. When the threads are single pointed and corrected, the smith can thread the barrel for a much nicer fit IMHO.

I've seen too many receiver threads that look like they were cut with a chisel in Remington receivers, this would not install confidence or piece of mind in my head while shooting, whether or not it affected the target results down range.

You're already spending the money, an extra $100 in the scheme of the total shouldn't make a hill of beans difference.
 
So I got a Krieger on the way for the 700P. Got the builder all lined up and would like to ask members for their advice on full action truing with a double pinned lug which costs more than squaring the face, lapping the lugs and adding a precision ground recoil lug. He advised that since the stock is aluminum bedding block not epoxy bedded, I have a choice between the two. Having been focused on service rifles, I'm still learning about the precision bolt gun. If there is a post or section about this matter I am open to that route too. This rifle will be for 1,000 yard matches at Camp Perry and where ever else I can stretch it's legs. Thanks and good luck and good shooting!

Doug


Specs:

Remington 700P
.308
26" BBL
Black Oversize Stock (H&S or McMillian?)

Doug,

First, I'd always true the receiver over pinning the lug if I had to choose. Truing the receiver doesn't mean truing the face and lapping the lugs. It means dialing in the receiver and single point cutting the face, threads and lug abutments, all in the same set up. It also includes truing the bolt face and the rear of the bolt lugs. Use a precision ground recoil lug that is of a Remington design, I believe PTG calls theirs "parallel sides" It's what works best in HS stocks and is what I use 100% of the time, stay away from the "tapered sided" lugs in HS stocks.

As far as pinning the recoil lug goes, it's only true benefit will be if the rifle will be a switch barrel rifle. You can gain the same advantage of a pinned lug by purchasing a Badger Ordinance recoil lug alignment tool. Use the tool to hold the lug in place as you tighten the barrel and prior to bedding the stock. If the barrel is removed, use the same tool when re-installing the barrel. That's what I do.

As far as your stock goes, bed it............period!!!

Good luck.
 
Hard to argue with Williams advice. We have seen actions that have had the "face trued" but the receiver threads we pointing the barrel in a different direction and the barrel shoulder would only touch the action face from the 1 o'clock to 2 o'clock position. So needless to say, there was plenty of stress at that junction even though the face has been "trued'.

Anything worth doing is worth doing right. Sometimes you get what you pay for.

Mark
 
Well I don't see this as being a quick change barrel so I'll skip the double pinned lug. Looks like truing the action will be on the work order with a precision ground recoil lug. As far as bedding the rifle, I did not know this was possible with those aluminum blocks in place. Bedding could always be done at a later time, correct? I'll get with the builder later to confirm exactly what I can expect to be included with the "truing the action" option. He's a member here and I've dealt with him before. A good dude. Still learning here, and thanks again for the help.

Doug