This 30 in 1 precision screwdriver set features 30 different bits: Phillips: #000, #00, #0, #1, Slotted: 1.0mm, 1.5mm, 2.0mm, 2.5mm, 3.0mm, 3.5mm, 4.0mm, Torx: T4, T5, T6, T7, T8, T9, T10, T15, T20, Hexagon: .050", 1/16", 5/64", 3/32", 7/64", 1/8", 9/64", 5/32", Pozidrive: #0, #1. Handle features a high impact plastic with spin top and the blade features a variable length adjustment from 5" overall length to 7-1/2" overall length. Also features a mechanical bit holder at the end of the blade. Comes complete with high impact graphic box with identified component locations and screw storage compartments.