Bob throws a grenade under a car, and it explodes.
Bob punches a man at a party.
There's a large shootout in a parking garage near the end, and several bad guys are seen being shot, mostly bloodlessly. A car crashes into another car.
There's a large fight scene in an office building in which Bob fights off several FBI agents, but the fighting is mildly brutal. A man gets pistol whipped in this scene, and another is punched several times and has his face slammed into a fridge door. Bob and Kevin Hart's character then jump out of a window and escape.
Many scenes where hand-to-hand combat, explosions and shootouts are shown, but kept from being very frightening by being mixed with humor.
Bob and Calvin fight their way through several armed guards while escaping the CIA compound. Not brutal or violent.
Bob is shown being questioned while handcuffed to a table. Torture is implied, but not shown. Later we see one of his fingers has been broken and he sets it himself with little discomfort.
Bob gets into a brief bar fight with several men, punching and kicking them, and he slams one man's head into a table.