The .41 Remington Magnum or 10.4×33mmR as it is known in unofficial metric designation, is a center fire firearms cartridge primarily developed for use in large-frame revolvers, introduced in 1964 by the Remington Arms Company, intended for hunting and law enforcement purposes.

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  1. arakboss

    Has anybody here had success sizing down 41 Mag lead bullets for use in 10mm/40cal

    I picked up a bunch of 215gr 41 mag lead T&B bullets that are sized at .411. Could they be easily pushed through a lee 401 sizer die and used for loading in 10mm and maybe 40cal? This guy supposedly did it:
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