The arrestees are Monir Molla alias Akubbar Hossain, 38, Alamgir Hossain alias Alam, 40, Md Ranu Sheikh, 38, Md Saidur Sardar, 44, Badshah Pramanik, 38, Najmul, 26, Sanjay Sarkar, 40, Md Sujon, 24, Summa Khatun, 32, and Bibek Paul, 42.
Shamsunnahar, superintendent of Gazipur police, said Debendra Karmakar, 49, owner of New Dipa Jewellers, was injured when criminals opened fire and exploded bombs while looting his shop and another one at Joina Bazar in Sreepur upazila on November 16.
Examining the CCTV footage, police conducted separates drives in Sirajganj, Pabna, Rajbari, Madaripur, Narayanganj, Gazipur and Dhaka districts and arrested them along with the looted ornaments.
Police also recovered seven crude bombs, one sharp weapon and a motorcycle from their possession, the SP said.
Of the arrestees, Sanjay Sarkar and Bibek Paul are gold traders while Alamgir is a clothes trader. Alamgir and his wife Suma visited the jewellery shops in Gazipur.