The Browning Machine Gun is a cartridge developed for the Browning caliber machine . The BMG (×99mm NATO) cartridge has a capacity of grains (19 ml Front row are ×45mm NATO and S&W Magnum, for size This round can penetrate 19 mm of steel armor at 1, yards (1, m).
The S&W Magnum (×41mmSR) is a fifty-caliber semi-rimmed handgun cartridge . of the complete cylinder length, so as to maximize the powder capacity which the case can provide. Several for hunting big game, as the bullet has excellent sectional densities, allowing for deep penetration and high expansion.
Obviously, you would end up with more penetration using an M2HB heavy Is a 50 cal round enough, even at close range, to penetrate composite vehicle caliber cartridge you mean BMG? AE? Beowulf? S&W? GI?.