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Neck Turner

Jig Stick

Gunny Sergeant
Full Member
Minuteman
Aug 27, 2010
1,439
4
44
Pittsburgh PA
Anyone using the SinClair neck turner? Just wondering on the quality? Im assuming its pretty good. Buts expensive. I believe some other company makes a good one, but I cant remember the name. Its like KME or something like that.
 
Re: Neck Turner

As you expect, the Sinclair unit does work well. I've got the Forster model which works well enough. I personally don't see spending the extra cash especially since it's a one time thing with fresh brass. The downside to all of them is how the brass is held. I like using the Sinclair case holder in a low speed drill. I did 500 by hand using the supplied holder over a week period and didn't really enjoy the experience.
 
Re: Neck Turner

I like the Forster too. I power it with an electric screwdriver.I mounted it on a 2x4 with some wooden alignment rails for the screwdriver and slide it back and forth. Works fast and easy. JMHO
 
Re: Neck Turner

The 4000 is a quality tool, but I doubt it does anything better than a K&M or 21st Century Shooting Systems, I chose the 21stCSS over the K&M because the cutting blade is ground the same angle as the shoulder of the cartridge it's being used on, and price of the Sinclair 4000 and its availability at the time.
 
Re: Neck Turner

I've got the forster and would appreciate something powered.
 
Re: Neck Turner

427,

You can get K&M cutters with whatever shoulder angle you wish. Call them. Use a hand tool or a drill and Lee case length trimmer; you can trim to length, champher and uniform the flash-hole without the removing the case from the holder.

HTH,
DocB
 
Re: Neck Turner

Power the Forster. They sell a screwdriver modified handle...chuck it up, mount the trimmer on a board, arrange a couple of wooden rails that roughly approximates the centerline of the trimmer for the screwdriver to slide on. (lots of slop on the screwdriver/handle coupling) and trim away. Little cost, lots of speed.
 
Re: Neck Turner

I use the Nielsen "Pumpkin" turner as available from Bruno's Shooting Supply. It is pretty awesome, but expensive. The eccentric design makes it easily adjustable, it has a wide carbide cutting blade allowing for very smooth cuts, and the thickness of the blade act as a heat sink. Also, the round shape makes it easy to hold. Stiller was making one very similar to it for a while. They were taking some heat because the design was essentially the same and it was much cheaper, but Nielsen was first.
 
Re: Neck Turner

<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: DocB</div><div class="ubbcode-body">427,

You can get K&M cutters with whatever shoulder angle you wish. Call them. Use a hand tool or a drill and Lee case length trimmer; you can trim to length, champher and uniform the flash-hole without the removing the case from the holder.

HTH,
DocB </div></div>

Doc I know that now, but then as in now all one needs to do is order online the correct angle right off 21stCSS site, no BS, no explaining, and a set delivery price.

I hate NT, but the hate is outweighed by its gains, I tried doing it with power tools, but the sheer consistency is achieved by hand, .0135 is my desired thickness, some get 100%, others 60% cut, .243 necked up to .260Rem the donut is cut off, 7-08 sized down to 260Rem the excess thickness turned away, either way Concentricity is greatly improved, uniform neck tension is all but guaranteed, and group sizes have shrunk, big time.

My process is this
Win .243 is expanded to 6.5mm with the expander mandrel
Win .243 or Win 7-08 is FL sized with a Forster 260Rem non bushing FL die with the expander ball removed
Open the necks up with the expander mandrel, I only do 5 at a time
Trim brass to a uniform length, I use my Giraud
Lube the turning mandrel with Imperial sizing wax, lube the inside of the neck with Imperial
Turn the neck to .0135 with a 1/32 cut into the shoulder, trim length is critical
Clean neck with 0000 steel wool
Tumble the brass to remove lube, if in a hurry clean inside of neck with de-natured alcohol, acetone, MEK, whatever your wife hates the smell of worse

It's NOT a waste of time, but its a shit load of work, brand of brass makes NO difference, Lapua brass has uneven neck thickness too, I don't and wouldn't bother turning 308, reason is IMHO it's simply not needed, as we get into the overbores that changes.
 
Re: Neck Turner

Personally, I've used the Forster k&m and the Sinclair nt4000....

I like the Sinclair the best for a few reasons..setup was a lot easier, and the shoulder angle blends the cut into the shoulder better than the k&m or the Forster... I'm not sure why that is especially on the k&m when I used a cutter with the same shoulder angle that I used on my Sinclair...

Second the expander mandrel on he Sinclair system allows me to have enough neck tension after turning that I can chamfer and deburr then Seat my bullets without having to resize.

In theory the k&m should do the same, but in .30 cal the mandrel was just a little too big for me to seat with adequate neck tension.

The k&m is a quality system and if the mandrel was just a tad smaller I probably would have stayed with it.

In order of preference:
Sinclair nt4000 (expensive but overall my favorite so far)
K&m (best value for quality)
Forster ( best value)

All will do the job using proper turning technique in the end.
 
Re: Neck Turner

I've been happy with my K&M and the drill adapter. However, the next time I do volume processing, I'll get the carbide mandrel. Otherwise, you end up spending time cooling and lubricating the steel mandrel.

Richard
 
Re: Neck Turner

+1 for the 21st century. Super quality and fast. Turn them slow or as fast as your drill will go. Their lathe is the cat's ass.