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    1. H

      585 HE -- Cases In Production --

      Experimental intermediate size action with the Montana PH, for comparison. It is an experimental action for our 416 HSM, to do our speed testing with and get a better action than Cheytac size actions, for bigger case ELR use, without going all way up to more expensive, huge actions. It...
    2. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Experimental intermediate size action with the Montana PH, for comparison. It is an experimental action for our 416 HSM, to do our speed testing with and get a better action than Cheytac size actions, for bigger case ELR use, without going all way up to more expensive, huge actions. It...
    3. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      About 416 cal bullets............ The heaviest 550 gr for Extreme ELR probably be best 8 to 1 twist , in 416 caliber bullet, and 520 gr 9.5 to 1, and 470gr 10 to one, Some barrels I picked up are 10 to 1....... Now a novel idea is to lighten rear of bullet with small shallow hole drilled...
    4. H

      585 HE -- Cases In Production --

      About 416 cal bullets............ The heaviest 550 gr for Extreme ELR probably be best 8 to 1 twist , in 416 caliber bullet, and 520 gr 9.5 to 1, and 470gr 10 to one, Some barrels I picked up are 10 to 1....... Now a novel idea is to lighten rear of bullet with small shallow hole drilled...
    5. H

      585 HE -- Cases In Production --

      Here is sectioned 585 HE case in the middle, we first made from another case, years ago before we had factory run of brass and it had perfect thickness on the sides and inside corrner. We could fire them many times without sides thinning.. First case is factory run of our 585 HE...
    6. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Here is sectioned 585 HE case in the middle, we first made from another case, years ago before we had factory run of brass and it had perfect thickness on the sides and inside corrner. We could fire them many times without sides thinning.. First case is factory run of our 585 HE...
    7. H

      585 HE -- Cases In Production --

      Here is picture of thick 375 case sent to me, with thick sided trex case, and our HE case, The thick 375 case is .050" bigger OD base, but inside is no bigger than HE cases.. These thick sided 375s stuck for the guy using them, when loaded over 44,000 psi.... Got guys asking and doing...
    8. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Here is picture of thick 375 case sent to me, with thick sided trex case, and our HE case, The thick 375 case is .050" bigger OD base, but inside is no bigger than HE cases.. These thick sided 375s stuck for the guy using them, when loaded over 44,000 psi.... Got guys asking and doing...
    9. H

      585 HE -- Cases In Production --

      Guy sent thick sided 375 case, next size base diameter up from Nyati.He said, 'Yes I ran them in a ___________ rifle built by ____, the best I could get was 44000 psi, any more and they were stuck'' Big bore guys. other forums over the years related that trex/african case in 585 size, thick...
    10. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Guy sent thick sided 375 case, next size base diameter up from Nyati.He said, 'Yes I ran them in a ___________ rifle built by ____, the best I could get was 44000 psi, any more and they were stuck'' Big bore guys. other forums over the years related that trex/african case in 585 size, thick...
    11. H

      585 HE -- Cases In Production --

      Here is a drawing depicting the layout of thick and thin sided cases, like my 585/375/416 HE thin sided ones and the thick one in picture. And my 585 case is not perfect, as where it transitions from the heavier corner to the side it isn't gradual, so case separates there shortening case...
    12. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Here is a drawing depicting the layout of thick and thin sided cases, like my 585/375/416 HE thin sided ones and the thick one in picture. And my 585 case is not perfect, as where it transitions from the heavier corner to the side it isn't gradual, so case separates there shortening case...
    13. H

      585 HE -- Cases In Production --

      Here is picture of 620 416 hsm cases half done. Done on cnc , that slimmed them down, cut new rim and extractor groove. There are over 500 more at cnc getting done now, plus we have 1000s more bmg cases we make them from, when needed.. This case is public domain and if anyone wants...
    14. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Here is picture of 620 416 hsm cases half done. Done on cnc , that slimmed them down, cut new rim and extractor groove. There are over 500 more at cnc getting done now, plus we have 1000s more bmg cases we make them from, when needed.. This case is public domain and if anyone wants...
    15. H

      585 HE -- Cases In Production --

      For big long cases our testing is showing that the 416 easier to get powders to work with, less problems .. Maybe building a target gun,don't have 375 barrel all ready, maybe go 416.... We got cases, 416 HE and 416 HSM, as well as 375... CEB and others will have bullets...CEB will be doing...
    16. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      For big long cases our testing is showing that the 416 easier to get powders to work with, less problems .. Maybe building a target gun,don't have 375 barrel all ready, maybe go 416.... We got cases, 416 HE and 416 HSM, as well as 375... CEB and others will have bullets...CEB will be doing...
    17. H

      585 HE -- Cases In Production --

      Here is recap simple setup to get faster loads with 12ga sabots & slugs, Example using break actions...., reaming chamber in a 12ga break action to 3.5" with a 3.5" 12ga reamer, that isn't something needing special order, and use 3.5" plastic cases , or get 3.5" brass cases made...
    18. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      Here is recap simple setup to get faster loads with 12ga sabots & slugs, Example using break actions...., reaming chamber in a 12ga break action to 3.5" with a 3.5" 12ga reamer, that isn't something needing special order, and use 3.5" plastic cases , or get 3.5" brass cases made...
    19. H

      585 HE -- Cases In Production --

      A 585 HE ...shot with moderate heavy load...... https://scontent.cdninstagram.com/t50.2886-16/20404363_470558053312276_3772630570509533184_n.mp4 Here is a 375 HE target gun set up, by Asteroid Precision... Here is video of it being tested... And with a 350gr bullet about...
    20. H

      12ga,8ga,4ga FH; 585HE/700HE; Big Bores--

      A 585 HE ...shot with moderate heavy load......https://scontent.cdninstagram.com/t50.2886-16/20404363_470558053312276_3772630570509533184_n.mp4Here is a 375 HE target gun set up, by Asteroid Precision...Here is video of it being tested... And with a 350gr bullet about 3450-3475,bolt opened...
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