10pc Precision Screwdriver Set. Set includes: T4, T5, T6, T7, and T8 Star Bits; a Phillips bit; 3mm slotted bit; 2.0mm 5 pointed star bit; 2.6mm spanner bit; and magnetic tipped handle with bit storage in handle. Bits are made of Chrome Vanadium Steel. Note: Handle only holds three bits at a time.