4MECH 12x13 mm Heavy Duty Hardened Material Double Sided Flare Spanner(Pack of 1) Professional and Industrial Use Double Sided Open End Wrench(Pack of 1)
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An open spanner (wrench) to tighten fragile nuts, such as flare nuts, not accessible to a ring spanner (box end wrench) or box spanner (tube spanner). Professional Quality, manufactured from chrome vanadium steel hardened, tempered and chrome plated for corrosion protection. For use on compression nuts fitted on petrol and diesel injection pipes, hydraulic gas or refrigeration systems.
