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Glock Bulge


d_striker

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I just traded into a bunch of once fired .40 brass with the Glock bulge at the base. I've come across a good amount Glocked brass in the past, but it seemed like my Lee sizing die took enough of it out to chamber freely.

This brass is bulged slightly more than what I've experienced in the past. My Lee die takes most of it out, and the brass chambers freely enough to headspace off the mouth but it's tighter at the base than what I prefer it to be.

I'm a cheap skate reloader. Can I just mill some material off my shell holder to get more of the case sized? Or would milling some material off of the bottom of the die body make more sense? Or would neither of these work?

Edited by d_striker
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Either take him up on his offer or do one of three other things. Mill off the bottom of the die. Get an EGW U-die. Get a GRX push through die.

Milling- be careful not to mill off too much or the carbide ring will crack if it makes contact. (Mine did)

U-die is just an undersized lee die that is milled as well. Sizes lower.

Push throughs add alot of extra work to the loading process. But many people swear by them in .40.

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Usually you can screw the sizer in some more - I sometimes do till I feel resistance in handle. That alone might be enough if your die is riding a bit high now - the standard rule of "till it touches, then 1/2 turn back" leaves some room unused.

I also turned the bottom of the die some, that also helps. I would rather do this than use the U Die, as it puts more stress on brass, and you don't really need that .001" reduction in diameter.

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Usually you can screw the sizer in some more - I sometimes do till I feel resistance in handle. That alone might be enough if your die is riding a bit high now - the standard rule of "till it touches, then 1/2 turn back" leaves some room unused.

I also turned the bottom of the die some, that also helps. I would rather do this than use the U Die, as it puts more stress on brass, and you don't really need that .001" reduction in diameter.

How much did you turn off the die? I was thinking about .020" would do the trick. How did you turn without removing the carbide insert portion?

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I just removed all the steel what was protruding beyond the carbide insert... from memory - maybe .020". In my case that, coupled with screwing the die lower, was enough to remove all the problems.

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http://www.youtube.com/watch?v=6GACX8-aiQY&feature=youtube_gdata_player

This was my solution, cost about 30$ but it is a world of difference. Back when I was shooting autos it made them feed better and the mags easier to load. At any rate I think it make the press operation smoother because you are only decapping in station 1. It is another step, but I will never go back. Since I started doing this, 15k rounds and not one failed to chamber check.

Lee

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I use the GRX push through die.

I don't even bother to drop test anymore because the brass passes the test unloaded.

So the time saved on drop testing,harder and fluctuating handle pressure on the press,

and recovering components more than equals out time running through the die.

Runs through my 550 like it was new stuff.

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U-die is just an undersized lee die that is milled as well. Sizes lower.

This is one of those myths that gets repeated so often, people start to believe it (I did for a while).

The EGW U-die is made by Lee, to EGW's specifications....EGW doesn't mill them, or do anything else, but sell them. From George Smith/geo (he IS EGW) himself:

http://www.brianenos.com/forums/index.php?showtopic=23777&view=findpost&p=285205

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http://www.youtube.com/watch?v=6GACX8-aiQY&feature=youtube_gdata_player

This was my solution, cost about 30$ but it is a world of difference. Back when I was shooting autos it made them feed better and the mags easier to load. At any rate I think it make the press operation smoother because you are only decapping in station 1. It is another step, but I will never go back. Since I started doing this, 15k rounds and not one failed to chamber check.

Lee

where did you get that press ???????????

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http://www.youtube.com/watch?v=6GACX8-aiQY&feature=youtube_gdata_player

This was my solution, cost about 30$ but it is a world of difference. Back when I was shooting autos it made them feed better and the mags easier to load. At any rate I think it make the press operation smoother because you are only decapping in station 1. It is another step, but I will never go back. Since I started doing this, 15k rounds and not one failed to chamber check.

Lee

where did you get that press ???????????

I made it - cost about $30.

Lee

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My setup can do about 1,500/hour if you want to be in a rush about it. About 1,000 if you want to take your time about it. My girlfriend does all the sizing anymore so I am not exactly sure how fast it is. Always possible to just size match brass this way if time was a factor. The upside is caliber conversions cost 2$ if you have old size dies laying around - the downside if you can only use on straight walled brass - no tapered or rimed cases like 38 short or 9mm.

Lee

Edited by Mitch_Rapp.45
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I'm a fan of the U die made by Lee. I have loaded and shot many thousands of rounds using range brass with this die.

It is the cure for a tight chambered pistol using range brass. I have purchased and never used the Lee push through die. Never needed it.

I have seen the U die fix feeding issues in several guns in the past. I've used it in the first station in my 550 as well as my 650 with good results. I suggest you lube cases before sizing, makes the whole process easier.

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