Sealey AK907 Adjustable Wrench Set 3pc Ni-Fe Finish Chrome Vanadium steel. Hardened and heat treated with Nickel-Ferrous finish for added corrosion resistance. Features smooth action precision machined jaws with Metric calibration. Double dipped non-slip foam grip for added comfort and control - even with greasy hands. Chrome Vanadium steel Hardened and heat treated with Nickel-Ferrous finish for added corrosion resistance Contents: 150, 200, 250mm Smooth action precision machined jaws with Metric calibration Double dipped non-slip foam grip for added comfort and control - even with greasy hands Lifetime guarantee* Model No AK907