Like the earlier Nirbheek revolver, it was named for the victim of the 2012 Delhi gang rape, whom the Indian press nicknamed "Nirbhaya".
[1] The revolver received 100 orders on the first day after its launch in 2016.
[1] The Nidar revolver is chambered for the .22 Long Rifle cartridge.
It is made with an aluminium alloy to reduce the weight of the revolver.
[1][4] According to a Rifle Factory Ishapore representative, the alloy is known as "DTD1524".