This versatile precision screwdriver set from General Tools includes five removable blades, Slotted and Phillips, for use in a variety of applications such as model making and jewelry repair. The knurled handle features a rolling head for fingertip precision when removing and installing delicate screws. The entire set is stored in a convenient plastic case. For jewelry repair, model making, watch making and other small-scale applications. Includes five removable screwdriver blades: .040”, .055”, .070” and .100” Slotted #0 Phillips