3pcs 2-way bits [(-)5.0 x #1, (-)6.0 x #2, (-)8.0 x #3] mm;
3pcs 2-way hex bits (1.5 x 2, 2.5 x 3, 4 x 5) mm;
2pcs 2-way torx bits (T15 x T20, T25 x T30) mm;
Ratchet Screwdriver;
1/4" Dr Bit Holder.
Shank is made of chrome molybdenum steel, bits in heat-treated alloy steel.