Call of Duty Online
Hollow Points is an attachment in Call of Duty Online. It increases bullet damage by 20% at the cost of the decrease of penetration. It's only available to SMGs, machine pistols and handguns.
Call of Duty: Infinite Warfare
- "Increases headshot lethality."
- — In-game description
Hollow Point returns in Call of Duty: Infinite Warfare as an attachment available for the NV4, KBAR-32, Mauler, Auger, OSA, Kendall 44, Hailstorm, UDM, Hornet, and the M1. It increases damage dealt upon a successful headshot.