11-in-1, square, multi-bit screwdriver, comfortable tri-lobe handle, visible id markings, allows for quick tool identification on jobsite, bit prevents bit wear from hardened screws & extends bit life when fastening specialty screws found in electrical boxes, conduit couplers, outlets & other common job site fixtures, includes: phillips #1, phillips #2, slotted 3/16", slotted 1/4", square #1, square #2, torx #10, torx #15, .25" nut driver, 5/16" nut driver, 3/8" nut driver & loop maker.