50pc Metric Spanner Set 50 piece fully polished assorted metric spanner set, manufactured from chrome vanadium steel with chrome plated finish that resists corrosion. Tempered and hardened for durability with precision machined 12-point pro drive combination end and 15 degree offset for awkward positions. Supplied in handy storage tray which can also be hung on workshop walls for maximum versatility. Set includes combination, stubby combination, ring, open ended, s type and obstruction spanners. Contains x20 combination spanners: Sizes: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 19, 20, 21, 22, 24, 25, 27, 30, 32mm x5 open ended sizes: 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15mm. x5 ring sizes: 6 x 7, 8 x 9, 10 x 11, 12 x 13, 14 x 15mm x5 obstruction sizes: 8 x 10, 11 x 13, 14 x 15, 17 x 19,.