The 11 in 1 screwdriver with EXC includes the 8 bits and 3 nut drivers most requested by professionals. The bit prevents bit wear from hardened screws and extends bit life when fastening specialty screws found in electrical boxes, conduit couplers, outlets, and other common job site fixtures. Comfortable tri-lobe handle. Visible ID markings allow for quick tool identification. Includes 1 each: Phillips #1, Philips #2, Slotted 3/16 In., Slotted 1/4 In. Square #1, Square #2, ECX #1, ECX #2, 1/4 In. nut driver, 3/8 In. nut driver, loop maker.