About grandpamac

Basic Information


Age
75
About grandpamac
Location:
Okawa Hawkes Bay
Interests:
Hunting, handloading and outdoor.
Occupation:
Retired

Statistics


Total Posts
Total Posts
3,176
Posts Per Day
1.63
General Information
Last Activity
Yesterday 02:54 PM
Join Date
06-12-2019
Referrals
0

5 Friends

  1. bumblefoot bumblefoot is offline

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    bumblefoot
  2. Kiwi Sapper Kiwi Sapper is offline

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    Kiwi Sapper
  3. Micky Duck Micky Duck is offline

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    Micky Duck
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Showing Friends 1 to 5 of 5

4715 Likes

  1. 7mmsaum
    7mmsaum liked post by grandpamac On thread : Best load for 270
    Greetings, If I recall the best load for anything in the .270 was 60 grains of WW2 milsurp 4831 with the 130 grain projectile. I believe that this load was carved on a stone tablet and handed down...
    Liked On: 04-07-2024, 05:52 AM
  2. Bryan
    Bryan liked post by grandpamac On thread : Best load for 270
    Greetings, If I recall the best load for anything in the .270 was 60 grains of WW2 milsurp 4831 with the 130 grain projectile. I believe that this load was carved on a stone tablet and handed down...
    Liked On: 03-07-2024, 03:09 PM
  3. Micky Duck
    Micky Duck liked post by grandpamac On thread : Best load for 270
    Greetings, If I recall the best load for anything in the .270 was 60 grains of WW2 milsurp 4831 with the 130 grain projectile. I believe that this load was carved on a stone tablet and handed down...
    Liked On: 03-07-2024, 03:09 PM
  4. Sidetrack
    Sidetrack liked post by grandpamac On thread : Testing a conventional approach to load development
    Greeting gimp and all, First I need to say that I have little faith in "pressure signs" in guessing pressure. I went well down the rabbit hole on this one at one stage but no longer. Most have been...
    Liked On: 03-07-2024, 12:39 PM
  5. 57jl
    57jl liked post by grandpamac On thread : Load accuracy, 24" barrel to 18" suppressed.
    Greetings RugerM77, To me you now have two different rifles. If you change one to be like the other will you use it more or will you still favour one. If the answer is probably then why do it?...
    Liked On: 02-07-2024, 09:50 PM
  6. Dama dama
    Dama dama liked post by grandpamac On thread : Testing a conventional approach to load development
    Greetings gimp and all, A nice piece of investigation with some solid conclusions. To me the early validation of load data using velocity is an important part of the process. Velocity is also a good...
    Liked On: 02-07-2024, 11:29 AM
  7. Micky Duck
    Micky Duck liked post by grandpamac On thread : Testing a conventional approach to load development
    Greetings gimp and all, A nice piece of investigation with some solid conclusions. To me the early validation of load data using velocity is an important part of the process. Velocity is also a good...
    Liked On: 02-07-2024, 10:03 AM
  8. Micky Duck
    Micky Duck liked post by grandpamac On thread : Fl sizer not sizing the neck?
    Greetings, Out of interest I ran a scrap case into my old Lyman .303 FL sizing die with the the expander assembly removed. The outside dia of the neck measured about .329" compared to yours at...
    Liked On: 30-06-2024, 02:39 PM
  9. Ross Nolan
    Ross Nolan liked post by grandpamac On thread : Hybrid vs petrol - surprising outcome
    I thought you were taking your mother in law surfing for a bit until I realised you meant serf. GPM.
    Liked On: 30-06-2024, 12:42 PM
  10. Trout
    Trout liked post by grandpamac On thread : Mike Venturino
    Greetings All, I have just heard that Mike Venturino passed away on the 10th of June. Mike spent most of his life writing about guns and handloading, often in Handloader which I have been reading...
    Liked On: 29-06-2024, 09:02 PM
  11. Micky Duck
    Micky Duck liked post by grandpamac On thread : Fire forming 270 to 280ai
    Greetings Trav-6mmrem, That did not go to plan. The cases did form for sneeze but not for you. So what was different. Clearly the false shoulder did not do the job. Looking at the photo's the middle...
    Liked On: 29-06-2024, 07:51 PM
  12. Steffan
    Steffan liked post by grandpamac On thread : Clubs and ranges - consultation begins
    Greetings All, Another wet day. I found a programme for the changes to the arms laws on the NZDA web site today based on a release by Nicole. I found it interesting. She divided the programme into 4...
    Liked On: 29-06-2024, 07:37 PM
  13. XR500
    XR500 liked post by grandpamac On thread : Hybrid vs petrol - surprising outcome
    I thought you were taking your mother in law surfing for a bit until I realised you meant serf. GPM.
    Liked On: 29-06-2024, 03:00 PM
  14. Trout
    Trout liked post by grandpamac On thread : Load accuracy, 24" barrel to 18" suppressed.
    Greetings, I did read somewhere that hammer forged barrels often have a slight choke going toward the muzzle. Sometimes this can result in significant loss of velocity when the barrel is shortened....
    Liked On: 29-06-2024, 07:23 AM
  15. RugerM77
    RugerM77 liked post by grandpamac On thread : Load accuracy, 24" barrel to 18" suppressed.
    Greetings RugerM77, To me you now have two different rifles. If you change one to be like the other will you use it more or will you still favour one. If the answer is probably then why do it?...
    Liked On: 29-06-2024, 06:18 AM

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