Starrett S555Z-7 Jeweler's Screwdriver Set with Case, 7-Piece Set includes nos. 555AA, 555A, 555B, 555C, 555D, 555E, 555F Come with case Bodies made from steel, nickel plated and knurled Blades are made from the best quality steel, properly tempered and nickel-plated All blades are replaceable When not in use, the blades can be reversed into the screwdriver body 6 Slotted and 1 Phillips blades with case