Manufactured and tested generally in accordance with din3122 and iso3315 specifications expert quality chrome vanadium steel hardened tempered chrome plated and polished for corrosion protection packed in blow mould carrying case and display sleeve contents 21 draper expert hi torq 12 point sockets size 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 24 25 27 28 30 and 32mm 8 draper expert hi torq 12 point sockets size 12 916 58 1116 34 1316 78 and 1516 af 3 draper expert hi torq spark plug