Ergonomically designed handle with hollow rotating cap for ease of use and precise control. Blade manufactured from premium quality chrome vanadium/molybdenum steel for strength. Tip accurately machined for the ultimate screw fit. Plastic storage case.. Contents: Slotted 1.0×15, 1.6×20, 2×22, 2.4×25; PH00x25, PH0x25mm.