7-Piece Precision Screwdriver SetPrecision machined tips ensure an exact fit. Screwdriver set is ideal for close-up work requiring precise movements. Blades are made of hardened, high-alloy chrome-vanadium-molybdenum steel. Handles are molded far down driver shaft to allow for various grip positions. Spin-free finger control cap. Tool Type: Screwdriver; Tip/Socket Type(s): Phillips; Slotted; Tip/Socket Size(s): 1.5mm, 2mm, 2.5mm, 3mm.