For computer, hobbyists, watchmakers, optical, and all other detailed work. Large swivel head for greater control. Color-coded and cushion-grip handles. 1-1/2" chrome vanadium steel blade with black tip ensures long life. Set includes slotted (3/64", 1/16", 5/64", and 5/32"), Phillips (No. 00, No. 0, and No. 1), and Star (T6, T7, and T8).