357 sig loads

I have reloaded 1000rds. of .357 sig. with .40 cal brass. If you haven;t actually done this you shouldn't post your opinion. I use roll sized brass from wolf, case lube from dillon, 124gr. aim projectile, 9.6 grs. HS6, small rifle primer, OAL 1.190, and a descent crimp. These are easey to load and function well. Power factor approx. 170-175 These are fired through STI open gun with a rechambered .38 super barrel
 
Hey Mike v, a couple of questions for you.

What loading setup do you use?

Do you run your .40 brass first to neck down, then into a progressive. Or does your progressive do it all in one run through?

I use a Dillon 650, but I have a RCBS rock-chucker as well. I was thinking of running a bunch of .40 brass through the single stage press first to neck down. Then through the Dillion to load. Your thoughts?

Also I have a set of 357 Sig RCBS dies (2 die set). Did you buy a third die to crimp. I plan on using a Lee Factory Crimp.

Gerold.
 
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