10-piece insulated open-ended spanner set. 7mm open-ended spanners, 88.4mm length 8mm open-ended spanners, 104.0mm length 9mm open-ended spanners, 104.0mm length 10mm open-ended spanners, 114.4mm length 11mm open-ended spanners, 124.5mm length 12mm open-ended spanners, 124.5mm length 13mm open-ended spanners, 154.0mm length 14mm open-ended spanners, 154.0mm length 17mm open-ended spanners, 154.0mm length 19mm open-ended spanners, 154.0mm length Insulated to 1000V VDE.