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Winchester’s Model 70 Safari Express 458 Winchester Magnum Part II Live fire... Now that was a invigorating.

As a baseline, three factory loads intended for quality big and dangerous game were checked out. Recognizing that few will be hunting Elephant or Cape Buffalo, the purpose of this live fire is to check against specification performance, before moving on to handloads. A 500 grain expanding bullet, as represented by the first two loads below,…

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458 Winchester Magnum Handload Data

Handload Data Warning: Bullet selections are specific, and loads are not valid with substitutions of different bullets of the same weight. Variations in bullet length will alter net case capacity,  pressure and velocity. Primer selection is specific and primer types are not interchangeable. These are maximum loads in my firearms and may be excessive in…

Real Guns is a membership supported publication. Membership offers access to: all current and archived articles, handload data, ballistic calculators, and the Real Guns Image Gallery. Membership is available for $29.95 for twelve months.

Please either Sign inorJoin Real Guns.