A M225 SAPHE from The Art of Halo 3.
The 12.7x40mm 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]
Appearances[edit | edit source]
Sources[edit | edit source]
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