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Shooting & Reloading - Mausers, Big Bores and others >> Big Bore Rifles

DarylS
.700 member


Reged: 10/08/05
Posts: 26865
Loc: Beautiful British Columbia, Ca...
Re: 458 Winchester Magnum Question
      19/11/09 02:49 AM

Quote:


maybe the controversies {and excuses?} surrounding the .458/500 would never have occured and who knows whether the Lott would even exist!




Fctory solids for the .458 Win Mag were 510gr., I seem to recall and the softs were 500gr. Yes - a good 480gr. would easily have made the grade for speed, indeed, today, would probably make 2,240fps, if a person thought that was necessary, that is.

The .450 Watts wildcat using the full length .375H&H case was identical to the very much newer .450 Lott in every way, except the Lott has a gentle sloping entry to the leade of the chamber, instead of a sharp corner and 45 degree angle. Thus when shooting short rounds, such as the .458 Win Mag. in the longer chamber, the 'corner' doesn't scrape off jacket material as it tries to enter the throat, weakening the jacket and damaging accurcy. The sloping angle more gently guides the rounded ogive of the bullets into the throat. That is the only difference between the Lott of 1980's and the .450 Watt's of the 1950's.

Back in the late or early 1960's, Winchester chambered up a few M70 magnums in .450 Watts. I had the pleasure of shooting one of them in 1973, factory marked .450 Watts by Winchester. 3 shots split the stock, which turned out to be poorly glass bedded. We were shotoing 600gr. Barnes with a compressed load of whatever powder Les' friend had put in them.

--------------------
Daryl


"a gun without hammers is like a Spaniel without ears" King George V

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Subject Posted by Posted on
* 458 Winchester Magnum Question LFOD1776 06/09/09 07:04 AM
. * * Re: 458 Winchester Magnum Question 458ONLY   17/12/09 10:10 AM
. * * Re: 458 Winchester Magnum Question bwananelson   17/12/09 11:35 AM
. * * Re: 458 Winchester Magnum Question Tatume   17/12/09 11:55 AM
. * * Re: 458 Winchester Magnum Question bwananelson   17/12/09 01:25 PM
. * * Re: 458 Winchester Magnum Question Indy   04/11/09 02:17 PM
. * * Re: 458 Winchester Magnum Question bipbigbore   18/11/09 09:51 AM
. * * Re: 458 Winchester Magnum Question DUGABOY1   08/09/09 09:34 AM
. * * Re: 458 Winchester Magnum Question 4seventy   29/12/09 02:46 PM
. * * Re: 458 Winchester Magnum Question Ripp   29/12/09 03:00 PM
. * * Re: 458 Winchester Magnum Question 458ONLY   30/12/09 08:18 AM
. * * Re: 458 Winchester Magnum Question DarylS   30/12/09 03:55 AM
. * * Re: 458 Winchester Magnum Question bigmaxx   30/12/09 04:10 AM
. * * Re: 458 Winchester Magnum Question 4seventy   17/12/09 01:55 PM
. * * Re: 458 Winchester Magnum Question Altamaha   18/12/09 02:57 PM
. * * Re: 458 Winchester Magnum Question 4seventy   18/12/09 06:59 PM
. * * Re: 458 Winchester Magnum Question 450_366   18/12/09 07:40 PM
. * * Re: 458 Winchester Magnum Question bonanza   08/09/09 10:07 AM
. * * Re: 458 Winchester Magnum Question 9.3x57   08/09/09 11:49 AM
. * * Re: 458 Winchester Magnum Question KILLERtj   06/10/09 02:39 PM
. * * Re: 458 Winchester Magnum Question bonanza   06/09/09 07:26 AM
. * * Re: 458 Winchester Magnum Question Tatume   06/09/09 08:02 AM
. * * Re: 458 Winchester Magnum Question tinker   06/09/09 08:19 AM
. * * Re: 458 Winchester Magnum Question *DELETED* *DELETED* grandveneur   06/09/09 09:01 AM
. * * Re: 458 Winchester Magnum Question controlled_feed   06/09/09 10:46 AM
. * * Re: 458 Winchester Magnum Question bonanza   06/09/09 01:34 PM
. * * Re: 458 Winchester Magnum Question bonanza   06/09/09 01:40 PM
. * * Re: 458 Winchester Magnum Question LFOD1776   06/09/09 11:52 AM
. * * Re: 458 Winchester Magnum Question bonanza   06/09/09 02:04 PM
. * * Re: 458 Winchester Magnum Question LFOD1776   06/09/09 11:30 PM
. * * Re: 458 Winchester Magnum Question tinker   07/09/09 12:20 AM
. * * Re: 458 Winchester Magnum Question controlled_feed   07/09/09 09:01 AM
. * * Re: 458 Winchester Magnum Question ozhunter   07/09/09 05:42 PM
. * * Re: 458 Winchester Magnum Question 9.3x57   07/09/09 11:12 PM
. * * Re: 458 Winchester Magnum Question DarylS   19/11/09 02:49 AM
. * * Re: 458 Winchester Magnum Question Sarg   07/09/09 06:38 PM
. * * Re: 458 Winchester Magnum Question tinker   06/09/09 01:32 PM

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