Complete Screwdriver Bit Set Featuring the Most Common Bit Sizes * (5) Flat: 1/8, 5/32, 3/16, 1/4, 9/32-Inch; (6) Phillips: #0, #1, #2 (3x), #3 * (7) Star: SD-10, SD-15, SD-20, SD-25, SD-27, SD-30, SD-40 * (8) Hex: 3/32, 5/64, 7/64, 1/8, 9/64, 5/32, 3/16, 1/4-Inch; (4) Square: S-0, S-1, S-2, S-3; (2) Drywall: #2 (2x) * Quality Guarantee