Shank is made of chrome molybdenum steel, heat-treated alloy steel bits
pcs 2-way bits (-)5.0x#1, 6.0x#2, 8.0x#3mm; 3pcs 2-way hex bits 1.5x2, 2.5x3, 4x5mm; 2pcs 2-way torx bits T15xT20, T25xT30; Ratchet Screwdriver; 1/4" Dr Bit Holder