Drop forged; with reinforced ring, therefore exceptionally strong; jaw widths to exact tolerances. 10° angled heads.
With oval, easy grip shaft, very strong. Up to size 12×14 mm with hexagon ring - size 14×17 mm and above with bi-hexagon.
Standard:
DIN 3118 / ISO 3318
Material:
Chrome vanadium steel, chrome-plated.
Spanner length L: 153 mm
maximum ring ? D1 max: 19.4 mm
maximum ring ? D2 max: 21.4 mm
maximum ring height h1 max: 8 mm
maximum ring height h2 max: 8.5 mm