Mohammadpur Police Station Officer-in-Charge (OC) Jamal Uddin Mir confirmed the matter to media.
The incident happened around 11am.
The deceased were identified as Sujan, 18, son of one Ruhul Amin in Nobodoy Housing area of Adabar and Arif, 15.
Sujan was whisked-off to Dhaka Medical College Hospital (DMCH) where the on-duty physician pronounced him dead.
Arif was taken to Shaheed Suhrawardy Medical College Hospital where he succumbed to injuries.