Indian Air Force inducts 4 Chinook CH-47FI heavy-lift helicopters, Boeing to deliver made-in-India Apache attack helicopters by September: India had signed a government-to-government deal with the US in 2015 to buy 22 Apache AH-64E multi-role attack helicopters and 15 Chinook CH-47FI heavy-lift helicopters worth $3 billion for the Indian Air Force to boost defence capabilities. The Narendra Modi-led NDA government at the Centre has also ordered six additional Apache AH-64E helicopters valued at Rs 4,168 crore for the Indian Army.