Ghulam Nabi and Mohammad Nabi were on their way home from Machh in a rickshaw when they were targeted near the Government Boys Degree College. Their bodies have been shifted to Civil Hospital, Quetta.
Both victims were residents of Alamdar Road, an area dominated by a majority Hazara population.
Security agencies have initiated investigation and forensic teams are collecting evidence from the site of the attack. Balochistan Chief Minister Sanaullah Zehri has condemned the attack and ordered immediate arrest of the attackers.