DEWALT Screwdriver Bit Set, Black Oxide, 31 Piece, Includes: (10) 1 in Phillips Bits, (2) #1 Phillips, (6) #2 Phillips, (2) #3 Phillips, (10) 1 in Square Bits, (2) Square Bits, (6) #2 Square Bits, (2) #3 Square Bits, (5) 1 in Slotted Bit, #6 Slotted Bit, (3) #8 Slotted Bit, #10 Slotted Bit, (5) Star Bits, T15, (2) T20, (2) T25, Magnetic Bit Tip Holder