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I need a bolt milling clamp...

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03 November 2006, 01:14
gixxer
I need a bolt milling clamp...
I guess that's the best way to describe it. I am looking for this clamp that holds a Remington bolt in the proper position to mill out the slot for a Sako extractor. Brownells used to sell em, but no more. Any sort of help would be appreciated.
03 November 2006, 01:19
malm
All you need is a good machine vise, a set of "V" blocks and a protractor.
03 November 2006, 09:41
Masterifleman
Malm's right. All that I have done I used V blocks and the extractor packaging should come with all the dimensions of the cuts.


"I ask, sir, what is the Militia? It is the whole people. To disarm the people is the best and most effective way to enslave them" - George Mason, co-author of the Second Amendment during the Virginia convention to ratify the Constitution
03 November 2006, 18:37
Jim Kobe
I've done literally hundreds of these and only use the mill vise.


Jim Kobe
10841 Oxborough Ave So
Bloomington MN 55437
952.884.6031
Professional member American Custom Gunmakers Guild

05 November 2006, 11:11
Mark
Yup, V blocks are the way top go.


for every hour in front of the computer you should have 3 hours outside
05 November 2006, 16:23
J Bennett
gixxer

I to have used v blocks to install Sako extractors. But, I much prefer and use the installation jig. For me it is a lot faster and I have better control of the bolt.
Contact info that came with mine is
Precision Engineered Products
Terry L. Murry
1664 Matheson Cove Rd.
Hayesville, NC 28904-7064
Sorry no Ph. #. Hope this helps.

James
05 November 2006, 17:49
D Humbarger
If you have a pair of bolt bending blocks you can use them in your milling machine vice.. You will be able to rotate the bolt in the blocks to the exact position with ease.



Doug Humbarger
NRA Life member
Tonkin Gulf Yacht Club 72'73.
Yankee Station

Try to look unimportant. Your enemy might be low on ammo.
06 November 2006, 18:44
Jim Kobe
Here are two photos of what I use. The fixture for holding it vertically is also use for holding a barrel (Ruger #1) over the edge of the table to mill the extractor cut.




Jim Kobe
10841 Oxborough Ave So
Bloomington MN 55437
952.884.6031
Professional member American Custom Gunmakers Guild

06 November 2006, 22:21
J_Zola
Answered two question with that post Jim.
Thanks
John
07 November 2006, 00:38
Jim Kobe
Malm

What do you use the protractor for?


Jim Kobe
10841 Oxborough Ave So
Bloomington MN 55437
952.884.6031
Professional member American Custom Gunmakers Guild

07 November 2006, 01:00
malm
quote:
Originally posted by Jim Kobe:
Malm

What do you use the protractor for?


They're handy for measuring and setting various angles of course. Big Grin

Oh, you mean for this particular job? Well, until gixxer has gained enough experience to where he can eyeball the lug angle like you and me, he will probably need to use one so that he doesn't run into trouble, or, the lug, after centering his cutter on the bolt.
07 November 2006, 18:07
Jim Kobe
What I do, and bear with me on this, is I set the bolt in the vise, use the center finder to get the spindle centered over the bolt, move the table .088" (half the width of the cut. .156") so the spindle is now over where the edge of the slot against the lug is, and with the wiggler, rotate the bolt so it points at the juncture of bolt lug and bolt body. I then move it back to center and start. Drill first, slot next. Pretty easy with DRO.


Jim Kobe
10841 Oxborough Ave So
Bloomington MN 55437
952.884.6031
Professional member American Custom Gunmakers Guild

07 November 2006, 18:17
Jim White
quote:
Originally posted by Jim Kobe:
Pretty easy with DRO.


I'm jealous. I don't have a DRO. Maybe Santa will be good to me? Jim


99% of the democrats give the rest a bad name.

"O" = zero



NRA life member
07 November 2006, 23:13
Jim Kobe
That was wrong,"half the width of the cut" The cut is .176" wide, not .156".


Jim Kobe
10841 Oxborough Ave So
Bloomington MN 55437
952.884.6031
Professional member American Custom Gunmakers Guild