Hornadys are easily my favorite cup-core bullet. They are cup-cores however with the usual rules and problems common to the type. That said they work well when placed well and not over stressed:

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Here is one of the two reindeer my young man killed with a 150 grainer in his 280. (It was unintentional but very effective; the over-run 'second' neatly drilled the shoulder of the old bull he aimed at but it passed through and punched the head of another sending the antlers "all loose".)

Sometimes, the air you 'let in'matters less than the air you 'let out'.