Quick connector for fast, easy tool changes.INCLUDES:(1) Quick Connector, (32) 1" OAL Driver Bits, (10) 2" OAL Driver Bits, (3) 3" OAL Driver Bits, (7) Nut Drivers: 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16",(1) Magnetic Bit Holder, (1) Case