grandpamac
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1. 
   Micky Duck liked post by grandpamac On thread : 303 muzzle

   Greetings Luke 566, If any of the cartridges you fired were CAC or other WW2 you need to clean the barrel with boiling water. Military primers up to about 1950 deposit potassium chloride, a salt, in...

   Liked On: 10-08-2020, 08:43 PM

2. 
   Micky Duck liked post by grandpamac On thread : 303 muzzle

   Greetings Luke 556, Shit ammo will produce shit groups. Once you have dealt with the items that you and others have already mentioned you may want to test it with some decent ammunition, either...

   Liked On: 10-08-2020, 08:41 PM

3. 
   Marty Henry liked post by grandpamac On thread : 303 muzzle

   Greetings Luke 566, If any of the cartridges you fired were CAC or other WW2 you need to clean the barrel with boiling water. Military primers up to about 1950 deposit potassium chloride, a salt, in...

   Liked On: 10-08-2020, 07:36 PM

4. 
   Micky Duck liked post by grandpamac On thread : More .303 markings

   And Remington kept using the design in their model 30, 30S and 720 rifles until about 1942. When I look at the bolt shroud on my M700 rifles it looks vaguely familiar, rather like the P14, and there...

   Liked On: 09-08-2020, 10:55 AM

5. 
   Micky Duck liked post by grandpamac On thread : More .303 markings

   Greetings All, To give some more info on how early the rifle is Eddystone made some 450,000 P14 rifles and close to a further 1,200,000 M17 rifles. M17 Enfields were the P14 adapted to fire the...

   Liked On: 09-08-2020, 10:55 AM

6. 
   Micky Duck liked post by grandpamac On thread : What happens to factory brass on first firing ?

   Greetings ebf, The case shortening is due to the case expanding to fit the chamber, ditto the increase in shoulder diameter. I really don't think that the web has expanded by .003 inches. I think...

   Liked On: 08-08-2020, 06:26 PM

7. 
   ebf liked post by grandpamac On thread : What happens to factory brass on first firing ?

   Greetings ebf, The case shortening is due to the case expanding to fit the chamber, ditto the increase in shoulder diameter. I really don't think that the web has expanded by .003 inches. I think...

   Liked On: 08-08-2020, 05:43 PM

8. 
   Cyclops liked post by grandpamac On thread : What happens to factory brass on first firing ?

   Greetings ebf, The case shortening is due to the case expanding to fit the chamber, ditto the increase in shoulder diameter. I really don't think that the web has expanded by .003 inches. I think...

   Liked On: 08-08-2020, 03:45 PM

9. 
   BushHunter liked post by grandpamac On thread : 303 markings

   Greetings, First step would be to give the barrel a damned good clean which may take some time and elbow grease. It will probably be pitted and dark in the grooves so don't be disappointed. If you...

   Liked On: 08-08-2020, 10:06 AM

10. 
    Jit liked post by grandpamac On thread : 300wsm primer choice

    Greetings All, I used Winchester Large Rifle primers in my 7mm SAUM and could not reach the velocities in the data for AR2213SC and AR2217 in spite of the 26 inch barrel. I had used the Winchester...

    Liked On: 07-08-2020, 11:50 AM

11. 
    Cyclops liked post by grandpamac On thread : Nz Guns Article

    Greetings Jakewire and All, Thanks for your kind words Jakewire. I started writing short articles for our local Deerstalkers newsletter a few years back and quite enjoyed it. You build up quite a...

    Liked On: 06-08-2020, 07:41 PM

12. 
    Micky Duck liked post by grandpamac On thread : Nz Guns Article

    Greetings Jakewire and All, Thanks for your kind words Jakewire. I started writing short articles for our local Deerstalkers newsletter a few years back and quite enjoyed it. You build up quite a...

    Liked On: 05-08-2020, 10:48 PM

13. 
    ebee liked post by grandpamac On thread : Nz Guns Article

    Greetings Jakewire and All, Thanks for your kind words Jakewire. I started writing short articles for our local Deerstalkers newsletter a few years back and quite enjoyed it. You build up quite a...

    Liked On: 05-08-2020, 10:44 PM

14. 
    Cordite liked post by grandpamac On thread : Nz Guns Article

    Greetings Jakewire and All, Thanks for your kind words Jakewire. I started writing short articles for our local Deerstalkers newsletter a few years back and quite enjoyed it. You build up quite a...

    Liked On: 05-08-2020, 05:42 PM

15. 
    Finnwolf liked post by grandpamac On thread : 308 twist rate

    Greetings All, There has long been, in the US, a fear of projectiles being over stabilized resulting in poor accuracy. This may have had some basis years ago when projectiles were poorly balanced....

    Liked On: 02-08-2020, 11:51 AM

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