Draper 8 piece deep offset metric ring spanner set hi torq ring end cranked at 15 degrees long pattern forged from chrome vanadium steel hardened tempered chrome plated and fully polished colour silver sizes 6 x 7 8 x 9 10 x 11 12 x 13 14 x 15 16 x 17 18 x 19 and 20 x 22mm