Grunts are the main form of class found in Conker's Bad Fur Day and Conker: Live & Reloaded. They wield a Sturm 21, and if an upgraded is found, a Hogster grenade launcher. Their Sturm 21 has three modes, Burst, Automatic and Dum-Dum bullets for destroying Mobile Units, vehicles and so on.
As for grenades, they have Frag, Flashbang and Magnovas. The Magnova is an upgrade grenade for the Grunt. They also have a useful self-heal ability.