Master Mechanic, 18 piece, precision screwdriver set, includes: 9 double-ended bits with the following 16 sizes - Phillips: #000, 2 #00, #0, #1; Slotted: 1/8", 3/32", two 5/64", 1/16"; Star: T4, T5, T6, T7, T8, T9, T10, T15; precision driver handle & compact bit holder.