The BlueSpot 12 PCE Precision Screwdriver Set is manufactured from carbon steel for increased durability. Ideal for jewelers, model makers and for use on household appliances as well as other small and delicate work. The set comes complete with a useful range of precision screwdrivers.Package Contents - Phillips - PH0000, PH000, PH00, PH0, PH1, PH2. Slotted - 1.5, 2, 2.5, 3, 3.5, 4mm.Manufactured from carbon steel for increased durabilityIdeal for jewelers, model makers and for use on household appliancesWide range of precision screwdrivers