Announcing the news that HGK-83 ammunition is ready for mass production from its social media account President of the Presidential Defense Industry İsmail Demir “We increase the variety of ammunition according to the needs of the Air Force Command. Mk-83 The qualification tests of the HGK-83 ammunition developed by @ SageTubitak have been completed, now ready for mass production, to turn the grenade into an air-to-ground intelligent and precise ammunition.