WHAT DOES BULK 300 BLACKOUT AMMO MEAN?

Quoted: I'm constantly inside the temper to discover, educate me here on this: Is the seven.62x40mm that very same chambering since the Wilson Beat 7.62x40 WT or are we speaking about two separate wildcats listed here? The seven.62x40 WT velocity variance of "a pair hundred FPS" better than 300 BO was pulled from their website I often Assume Bill W