http://www.300blktalk.com/forum/viewtopic.php?t=81949 WebFeb 17, 2024 · Instead of buying 1k-2k 300blk brass I want to convert from 223/556 on my 650. ... Well if your serious about making quality 300blk from 5.56 this is your easiest way and fastest way. ... 6.5cm gasser brass on my 650. I convert 300blk this same way. Dedicated 300blk Dillon toolhead. Decapping die, then FL Trim die setup to form 300blk …
Resizing 5.56 LC brass to .300 Blackout... Experiences?
WebApr 28, 2024 · 6 Steps to Create .300 BLK Cases from .223 Brass The .223 and .300 BLK share the same .378” rim and case body, but a loaded .300 BLK cartridge is much shorter. Its shoulder is also less pronounced due to a wider .30-caliber neck and mouth. Actually, an entire .300 BLK cartridge-case is shorter than the straight-walled section of a .223/5.56 … WebMar 8, 2024 · The first step is to sort your brass. Not all 5.56/223 brass is suitable for 300 Blk cases. The issue here is case wall thickness in what will become the neck of the new round. You will be cutting off the brass right below the shoulder of the 5.56 case, and that area will become the neck of the 300 Blk case when you form it in the resizing die. greetings workshop download
What jig to use for making 300BLK from 223? - Sniper
WebOne way to make that decision is to measure a decent sample of the lot of brass you’re working with, say 10 to 15 cases, make note of what you generally see as the thinnest dimension, and turn to slightly less than that. This minimizes the amount of brass that you have to remove and keeps you from creating excessive chamber neck clearance. WebMar 5, 2024 · In the process of making brass for my 300 AAC AR15. First lesson learned: adjust the expander ball correctly. I ruined a few pieces of brass before I got it right. I started with Federal .223 Rem and chopped … WebApr 4, 2015 · My process from the start with once fired LC brass: Decap with Lee Universal. Cut crimp with RCBS crimp cutter. Cut cases to length with saw and jig. Put cases in SSTL tumbler to remove dirt and burrs from cases - I run about 2 hours. Lube cases and size with Hornady die. Trim all cases to length with WFT. greetings with peace and joy