Ammo -M6D

A M225 SAPHE from The Art of Halo 3.

The 12.7x40mmn M225 Semi-Armor-Piercing High-Explosive (M225 SAP-HE) is a .50-caliber round used in the M6 series of sidearms.[1]

Two different versions of this cartridge exist, one using a 40mm case and the other using a shorter 30mm case. Both rounds are used in the M6 series of pistols and possibly other weapons.[citation needed]



  1.'s UNSC Weaponry update

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