Standard: DIN 3110 / ISO 3318 Material: Chrome vanadium steel, chrome-plated.
610950: Size 6x7, 8x9, 10x11, 12x13, 14x15, 16x17, 18x19, 20x22, 21x23, 24x26, 27x32, 30x34, 36x41 Supplied with: 1 each double open ended wrench No. Double Open End Wrench Set, 13 Pc, 6X7 mm to 36X41 mm.With close tolerance jaw widths. With oval shaft.