Russia
F-1 Grenade
The iconic Soviet-era defensive fragmentation hand grenade, known as the Limonka, in continuous combat service since the late 1930s.
China's Type 86P fragmentation hand grenade — an ovoid plastic-bodied design packing ~1,600 steel balls that replaced the stick-grenade lineage and remains the PLA's standard-issue close-combat frag.
The iconic Soviet-era defensive fragmentation hand grenade, known as the Limonka, in continuous combat service since the late 1930s.