Disston 259513 Screwdriver Bit Set, 40 PieceHighlights: 40 Piece Screwdriver bit set Contains 1 each of the following: Compact magnetic bit holder, 1 4" Nut Driver, 5 16" Nut Driver, Ph1 Insert Bit, PH3 Insert Bit, SQ1 Insert Bit, SQ3 Insert Bit, T15 Insert Bit, T30 Insert Bit, Slotted #6 Insert Bit, Slotted #8 Insert Bit, Slotted #10 Insert Bit, 3 16" Hex Insert Bit, 1 4"Hex Insert Bit, PH3 Power Bit, SQ2 Power Bit, T20 Power Bit, 2 Each Of The Following: T25 Power Bits, Double Ended Power