Air Ratchet Wrench. 1pc Air Ratchet Wrench(NE-461). 8pcs 3/4" Hex Thru-hole socket :8,9,10,12,13,14,17,19 mm (NE-0413). 8pcs 3/4" Hex Thru-hole socket :5/16",3/8",7/16",1/2",9/16",5/8",11/16",3/4" (NE-0413S). 1pc 3'' Extension Bar. 2pcs 1/2'' 3/8'' Adapter. 1pc Plug. Air Ratchet Wrench