Three types are known with this name :
-OLTOVKA 1-croatian made grenade made in the factory OLT in Osijek, Croatia during 1991.
-OLTOVKA 2-croatian made grenade using the same mould for grenade RAPIDOVKA made in Virovitica, Croatia. OLTOVKA 2 is similar in shape and dimensions as RAPIDOVKA, but painted in olive-drab colour.
-OLTOVKA 3-the same as OLTOVKA 2 but with percussion fuze, as on grenade BRON 1.