What is "srbomlat"

Srbomlat (literally "Serb basher" in Croatian and Serbian) is an tool created by the Croatian Ustaše used for quickly killing Serbs in massacres during World War 2. The Tool consisted of a wooden handle with a toothed metal ball attached.

The Ustaše, among other things, used the „Srbomlat“ in the Drakulić Massacre (Šargovac, Motika and the Rakovac Mine) on the February 7. 1942. when 2.300 Serbs were killed.