Kushik Baloch (Khushak, Khoshk, Kuchik, Khishk, Koshk or Kushik) is Baloch tribe located in Sindh, Balochistan and Punjab provinces of Pakistan. It is a branch of Rind tribe.
See also List of Baloch Tribes
References
The Castes, Tribes and Nations living in Sindh (in Sindhi Language) by Ayaz Searchlights on Baloches and Balochistan by Mir Khuda Bakhsh Marri Encyclopedia Sindhiana, Volume 4, by Prof. Dr. Fahmida Hussain