Irwin Tools 1948774 8-in-1 Ratcheting Screwdriver 8-in-1 ratcheting screwdriver with Phillips, slotted, hex, square, and torx bits and 3 sizes of nut drivers Compact storage provides quick and easy access to 2 double-ended impact power bits, 1 insert bit, and 3 nut drivers Compatible with standard double-ended power bits and insert bits, so lost bits are easy to replace 3-Zone Comfort Grip provides more control with low texture, high texture, and no texture zones for greater torque Includes PH #1, PH #2, SQ #2, T25, SL 1/4", Nut Drivers: 1/4", 3/8", 5/16"