Tools-Plus-Outlet via eBay offers the Milwaukee HollowCore Metric Nut Driver 7-Piece Set, model no. 48-22-2517, for $21.99 with free shipping. That's the lowest total price we could find by $3. This set includes 5, 5.5, 6, 7, 8, 10, and 13mm drivers. Deal ends February 26.