The Ryobi RAK 69MIX 69 piece mixed screwdriver set contains the most popular sizes and is supplied in a case. Contains:

6 x Brad Point Drill Bits: 3, 4, 5, 6, 8 & 10mm.
6 x Masonry Drill Bits: 3, 4, 5, 6, 8 & 10mm.
11 x HSS Drill Bits: 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6 & 6.5mm.
8 x 25mm Phillips Bits: PH0, PH1(2), PH2(3) & PH3(2).
11 x 25mm Pozidriv Bits: PZ0, PZ1(2), PZ2(5) & PZ3(3)
6 x 25mm Hex Bits: 1.5, 2, 3, 4, 5 & 6.
5 x 25mm Slotted Bits: 3, 4, 5, 6 & 7mm.
5 x 25mm Torx Bits: TX10, TX15, TX20, TX25 & TX30.
5 x 25mm Tamper Resistant Bits: TR10, TR15, TR20, TR25 & TR30.
3 x 25mm Square Bits: SQ1, SQ2 & SQ3.
2 x Spade Bits: 16 & 22mm.
1 x 60mm Magnetic Bit Holder.