This 56 piece auto tool kit is a compact emergency tool kit in zippered case for easy storage. The tools are heat treated and chrome plated to resist corrosion. The Apollo Tools 56-piece auto tool set includes: Four 3/8 drive sockets: 10 mm, 11 mm, 13 mm, 14 mm Seven 1/4 drive sockets with holder: 4 mm, 5mm, 5.5 mm, 6 mm, 10 mm, 11 mm, 13 mm 3/8 drive ratchet handle 3/8 drive 75 mm extension bar 3/8 drive 21 mm sparkplug socket 3/8 x 1/4 adapter 6 slip joint pliers Tire gauge Eight metric hex keys: 1.5 mm, 2 mm, 2.5 mm, 3 mm, 4 mm, 5 mm, 5.5 mm, 6 mm Bit driver Ten 1 bits: 3 mm, 4 mm, 5 mm, 6 mm, PH1, PH2, PH3, PZ1, PZ2, PZ3 Ten 1 bits: T10, T15, T20, T25, T27, T30, 3mm, 4mm, 5mm, 6mm; ten cable ties