The Faithfull Metric Combination Spanners from Faithfull. Professional high quality combination spanner, forged from chrome vanadium steel, hardened, tempered and satin chrome plated for corrosion protection. Manufactured to DIN 3113. Broached jaws and rings to ensure a consistent tolerance and a guaranteed accurate fit. Both the jaw and ring end are set at a 15 degree offset for easy of use in awkward positions.